He gave a tap at the microphone before speaking.

在讲话前先轻叩了一下器。

Amplifier is electrical device which make sounds louder.

器是一种使声放大的电气装置。

All the speakers hook up to a single amplifier.

所有喇叭都接在单一的器上。

The loudspeaker announced each airplane as it landed at the airport.

每架飞机在机场一着陆, 器发出通告。

He used a microphone so that everyone could hear him.

"使用器,使人人都能听见的讲话。"

The Mega-Sonic Scatter-Cat Repeller looks like a megaphone because it actually is one.

这个超波驱猫器看上去像个器，因为它的确是的。

SASHED candidates standing on car roofs, their voices crackling through loudspeakers.

候选人从车顶的窗口探出头，器下的嗓略微嘈杂。

He gave a tap at the microphone before speaking.

话前先轻叩了一下扩音器。

Amplifier is electrical device which make sounds louder.

扩音器是一种使声音放大的电气装置。

All the speakers hook up to a single amplifier.

所有喇叭都接单一的扩音器上。

The loudspeaker announced each airplane as it landed at the airport.

每架飞机机场一着陆, 扩音器发通告。

He used a microphone so that everyone could hear him.

"使用扩音器,使人人都能听见的话。"

The Mega-Sonic Scatter-Cat Repeller looks like a megaphone because it actually is one.

这个超音波驱猫器看上去像个扩音器，因为它的确是的。

SASHED candidates standing on car roofs, their voices crackling through loudspeakers.

候选人从车顶的窗口探，扩音器下的嗓音略微嘈杂。

He gave a tap at the microphone before speaking.

他前先轻叩了一下扩音器。

Amplifier is electrical device which make sounds louder.

扩音器是一种使声音放大的电气装置。

All the speakers hook up to a single amplifier.

所有喇叭都一的扩音器上。

The loudspeaker announced each airplane as it landed at the airport.

每架飞机机场一着陆, 扩音器发出通告。

He used a microphone so that everyone could hear him.

"他使用扩音器,使人人都能听见他的。"

The Mega-Sonic Scatter-Cat Repeller looks like a megaphone because it actually is one.

个超音波驱猫器看上去像个扩音器，因为它的确是的。

SASHED candidates standing on car roofs, their voices crackling through loudspeakers.

候选人从车顶的窗口探出头来，扩音器下他的嗓音略微嘈杂。

He gave a tap at the microphone before speaking.

他前先轻叩了一下扩音器。

Amplifier is electrical device which make sounds louder.

扩音器是一种使声音放大的电气装置。

All the speakers hook up to a single amplifier.

所有喇叭都接单一的扩音器上。

The loudspeaker announced each airplane as it landed at the airport.

每架飞机机场一着陆, 扩音器发通告。

He used a microphone so that everyone could hear him.

"他使用扩音器,使人人都能听见他的。"

The Mega-Sonic Scatter-Cat Repeller looks like a megaphone because it actually is one.

这个超音波驱猫器看上去像个扩音器，因为它的确是的。

SASHED candidates standing on car roofs, their voices crackling through loudspeakers.

候选人从车顶的窗口来，扩音器下他的嗓音略微嘈杂。

He gave a tap at the microphone before speaking.

他在讲话前先轻叩了一下。

Amplifier is electrical device which make sounds louder.

是一种使声放大电气装置。

All the speakers hook up to a single amplifier.

所有喇叭都接在单一上。

The loudspeaker announced each airplane as it landed at the airport.

每架飞机在机场一着陆, 发出通告。

He used a microphone so that everyone could hear him.

"他使用,使人人都能听见他讲话。"

The Mega-Sonic Scatter-Cat Repeller looks like a megaphone because it actually is one.

这个超波驱猫看上去像个，因为它确是。

SASHED candidates standing on car roofs, their voices crackling through loudspeakers.

人从车顶窗口探出头来，下他嗓略微嘈杂。

He gave a tap at the microphone before speaking.

他在讲话前先轻叩了音器。

Amplifier is electrical device which make sounds louder.

音器是种使声音放大的电气装置。

All the speakers hook up to a single amplifier.

所有喇叭都接在单的音器上。

The loudspeaker announced each airplane as it landed at the airport.

每架飞机在机场着陆, 音器发出通告。

He used a microphone so that everyone could hear him.

"他使用音器,使都能听见他的讲话。"

The Mega-Sonic Scatter-Cat Repeller looks like a megaphone because it actually is one.

这个超音波驱猫器看上去像个音器，因为它的确是的。

SASHED candidates standing on car roofs, their voices crackling through loudspeakers.

候车顶的窗口探出头来，音器他的嗓音略微嘈杂。

He gave a tap at the microphone before speaking.

在讲话前先轻叩了一下音器。

Amplifier is electrical device which make sounds louder.

音器是一种使声音放大的电气装置。

All the speakers hook up to a single amplifier.

所有喇叭都接在单一的音器上。

The loudspeaker announced each airplane as it landed at the airport.

每架飞机在机场一, 音器发出。

He used a microphone so that everyone could hear him.

"使用音器,使人人都能听见的讲话。"

The Mega-Sonic Scatter-Cat Repeller looks like a megaphone because it actually is one.

这个超音波驱猫器看上去像个音器，因为它的确是的。

SASHED candidates standing on car roofs, their voices crackling through loudspeakers.

候选人从车顶的窗口探出头来，音器下的嗓音略微嘈杂。

He gave a tap at the microphone before speaking.

他讲话前先轻叩了一下。

Amplifier is electrical device which make sounds louder.

是一种使声放大的电气装置。

All the speakers hook up to a single amplifier.

所有喇叭都接单一的上。

The loudspeaker announced each airplane as it landed at the airport.

每架飞场一着陆, 发出通告。

He used a microphone so that everyone could hear him.

"他使用,使人人都能听见他的讲话。"

The Mega-Sonic Scatter-Cat Repeller looks like a megaphone because it actually is one.

这个超波驱猫看上去像个，因为它的确是的。

SASHED candidates standing on car roofs, their voices crackling through loudspeakers.

候选人从车顶的窗口探出头来，下他的嗓略微嘈杂。

He gave a tap at the microphone before speaking.

他在讲话前先轻叩了一下扩音。

Amplifier is electrical device which make sounds louder.

扩音是一种使声音放大的电。

All the speakers hook up to a single amplifier.

所有喇叭都接在单一的扩音上。

The loudspeaker announced each airplane as it landed at the airport.

每架飞机在机场一着陆, 扩音发出通告。

He used a microphone so that everyone could hear him.

"他使用扩音,使人人都能听见他的讲话。"

The Mega-Sonic Scatter-Cat Repeller looks like a megaphone because it actually is one.

这个超音波驱上去像个扩音，因为它的确是的。

SASHED candidates standing on car roofs, their voices crackling through loudspeakers.

候选人从车顶的窗口探出头来，扩音下他的嗓音略微嘈杂。