Toothwort
石芥花（属）
🗣️ 情景例句
You were wonderful, Harry!
你真是了不起， Harry
Does it really look OK?
看上去真的不错吗？
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。