Gadwall
n. 赤膀鸭
🗣️ 情景例句
Where's Mom?
妈妈呢？
Every tide hath its ebb.
兴盛之日必有衰退之时。
Knowledge began to increase as soon as the thoughts of one individual could be communicated to another by means of speech.
人一旦能用语言同别人交流思想，知识的积累便开始了。