Harpoons and other fishing tackle appear at 18,000 years ago, as do bone spear throwers, or atlatls.

26000年前使用骨针。叉和其他具于18000年前出现，如梭标投掷棍“atlatl”。

In any navigation channel, the following activities are prohibited: abandoning sunken vessels, laying fishing implements impedimental to navigation, and cultivating aquatic plants.

在道内不得弃沉船，不得具，不得种植水生植物。

Harpoons and other fishing tackle appear at 18,000 years ago, as do bone spear throwers, or atlatls.

26000年前使用骨针。叉和其他具于18000年前出现，如梭标投掷棍“atlatl”。

In any navigation channel, the following activities are prohibited: abandoning sunken vessels, laying fishing implements impedimental to navigation, and cultivating aquatic plants.

在道内不得弃沉船，不得具，不得种植水生植物。

Harpoons and other fishing tackle appear at 18,000 years ago, as do bone spear throwers, or atlatls.

26000年前使用骨针。渔叉和其他渔具于18000年前出现，如掷棍“atlatl”。

In any navigation channel, the following activities are prohibited: abandoning sunken vessels, laying fishing implements impedimental to navigation, and cultivating aquatic plants.

在航道内不得弃置沉船，不得设置航渔具，不得种植水生植物。

Harpoons and other fishing tackle appear at 18,000 years ago, as do bone spear throwers, or atlatls.

26000年前使用骨针。渔叉和其他渔具于18000年前出现，如梭标投掷棍“atlatl”。

In any navigation channel, the following activities are prohibited: abandoning sunken vessels, laying fishing implements impedimental to navigation, and cultivating aquatic plants.

在航道内弃置，设置航渔具，植水生植物。

Harpoons and other fishing tackle appear at 18,000 years ago, as do bone spear throwers, or atlatls.

26000年前使用骨针。渔叉和他渔具于18000年前出现，如梭标投掷棍“atlatl”。

In any navigation channel, the following activities are prohibited: abandoning sunken vessels, laying fishing implements impedimental to navigation, and cultivating aquatic plants.

在航道内不得弃置沉船，不得设置航渔具，不得种植水生植物。

Harpoons and other fishing tackle appear at 18,000 years ago, as do bone spear throwers, or atlatls.

26000用骨针。渔叉和其他渔具于18000出现，如梭标投掷棍“atlatl”。

In any navigation channel, the following activities are prohibited: abandoning sunken vessels, laying fishing implements impedimental to navigation, and cultivating aquatic plants.

在航道内不得弃置沉船，不得设置航渔具，不得种植水生植物。

Harpoons and other fishing tackle appear at 18,000 years ago, as do bone spear throwers, or atlatls.

26000使用骨针。渔叉和其他渔具18000出现，如梭标投掷棍“atlatl”。

In any navigation channel, the following activities are prohibited: abandoning sunken vessels, laying fishing implements impedimental to navigation, and cultivating aquatic plants.

在航道内不得弃置沉船，不得设置航渔具，不得种植水生植物。

Harpoons and other fishing tackle appear at 18,000 years ago, as do bone spear throwers, or atlatls.

26000年前使用骨针。其他具于18000年前出现，如梭标投掷棍“atlatl”。

In any navigation channel, the following activities are prohibited: abandoning sunken vessels, laying fishing implements impedimental to navigation, and cultivating aquatic plants.

在航道内不得弃置沉船，不得设置航具，不得种植水植物。

Harpoons and other fishing tackle appear at 18,000 years ago, as do bone spear throwers, or atlatls.

26000使用骨针。渔叉和其他渔具于18000出现，如梭标投掷棍“atlatl”。

In any navigation channel, the following activities are prohibited: abandoning sunken vessels, laying fishing implements impedimental to navigation, and cultivating aquatic plants.

在航道内不得弃置沉船，不得设置航渔具，不得种植水生植物。