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”。
Spear throwers
英语例句库
英语百科
Spear-thrower
A spear-thrower or atlatl (/ˈɑːt.lɑːtəl/ /ˈæt.lætəl/; Nahuatl:ahtlatl Nahuatl pronunciation: [ˈaʔt͡ɬat͡ɬ]) is a tool that uses leverage to achieve greater velocity in dart-throwing, and includes a bearing surface which allows the user to store energy during the throw.
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