Prebiotic
a. 生命起源以前的
🗣️ 情景例句
His yearly salary is in seven digits.
他的年薪是7位数。
Why are you so lazy?
你为什么这样懒惰？
But why did white people want to catch Africans and put them in chains?
但是为什么白人要把非洲人抓起来，戴上镣铐呢？