Cachinnates
vi. 大声笑, 哄笑（cachinnate的第三人称单数形式）
🗣️ 情景例句
What time does the Michigan football game come on?
Michigan队的足球赛何时开始？
Which would you rather do--go dancing or go to a play?
你将去跳舞还是去看戏？
and we have only to turn to that extraordinary discovery of echo-location in bats to see a case in which the voice plays a strictly utilitarian role.
我们只要看一看蝙蝠回声定位这一极不寻常的发现，就可以探究一下声音在什么情况下有绝对的实用价值。