Executives
n. 主管们；高管们；执行管理者, 执行主管（executive的复数）
✅ 同义词
🗣️ 情景例句
and I felt I should spend more time
我觉得应该多花些时间
I must be off soon.
我很快就得走了。
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。