Essencing
n. 实体, 本体；抽象的存在体；统一体；本质；实质；最重要的特性；要素
🗣️ 情景例句
He studied harder to improve his English.
他更加努力提高英语水平。
Every Jack has his Jill.
有情人终成眷属。
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。