Firers
(firer 的复数) n. 放火者, 开炮者, 发火器
🗣️ 情景例句
We prepared some tuna fish
我们准备了鲔鱼
What makes life dreary is the want of motive.
没有目的，人生就黯淡无光。
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。