Response tool
[计] 应答工具
🧩 词语组成解析
tool
[tul]
n. 器具，工具;（有助于做工或完成某事的）用具;受人利用的人;压印机;
vt. 用工具给…加工;压印;驾车到处跑;
vi. 使用工具;开车，乘车;
🗣️ 情景例句
I wish I had one now.
我真希望现在就来一个。
I can only try to justify what I did.
我唯有坚持自己所做的事是正确的。
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。