The simple image, the straight line, being hazily reproduced.

这简单的图像、这条直线，正在朦胧地显示出来。

He kept his eyes on the sand, carefully raking straight lines.

他把眼睛盯着沙子, 小心翼翼地划出直线。

Scientists discovered that these straight groups point exactly to the locations of some important astronomical events.

科学家发现这些直线群准确地指向一些重要天文事件的位置。

This adds to the difficulty of creating efficient technology: ideally all the waves would travel smoothly and regularly along the same straight line.

这会增加开发高效能技术的困难性：理想状态下所有的波应该可以沿着相同的直线平缓地、有规律性地移动。

A total of 241 signs or letters was neatly divided by etched vertical lines into groups of several signs, possibly constituting words.

241 符号或字母被蚀刻的垂直线整齐地分成几符号组，可能构成单词。

" Mixed up" . Okay? If things are all mixed up and you can't think clearly in one straight line, it's all mixed up in your head. Okay?

“ 混合” 。 好的？ 如果事情一团糟，你不能在一条直线上清晰地考， 那么它就在你的脑袋里。 好的？

For the past 100 years, at least since the invention of the machine gun, it's been a bad idea to walk slowly towards the enemy in a straight line.

在过去的 100 年里，至少自机枪发明以来，沿着直线缓慢地走向敌人是一糟糕的主意。

A partial eclipse occurs when the sun, moon, and Earth are not perfectly aligned so that the penumbra, or lighter outer portion of the moon's shadow, falls on the earth.

当太阳、月亮和地球三者没有完美地形成直线时，月亮的半影也就是亮的那部分照射在地球上。

Within each of these cylinders is a piston, which moves up and down, spinning a bar known as a crankshaft, effectively converting linear motion into a rotary motion that can drive the wheels.

在每一气缸中都有一活塞，它上下移动，旋转一根被称为曲轴的杆，有效地将直线运动转化为可以驱动车轮的旋转运动。