n. 灰色;灰马;灰色颜料;暗淡的光线;
adj. 灰色的;灰白头发的;阴暗的;(指脸因恐惧、生病等)苍白的;
v. (使)变灰色;
vi. 成为灰色或灰白;
🗣️ 情景例句
When do we eat?
我们什么时候吃?
I'd like to introduce you to our company. Is there anything in particular you'd like to know?
我将向你介绍我们的公司,你有什么特别想知道的吗?
Although mankind has undergone no general improvement in intelligence or morality, it has made extraordinary progress in the accumulation of knowledge.