Relapsed
v. 再度恶化, 故态复萌( relapse的过去式和过去分词 )
🗣️ 情景例句
Does this car have good fuel economy?
这种车省油吗？
To computerize information
把资料输入电脑
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。