Bombycin
蚕素
🗣️ 情景例句
I've just been the victim of a robbery.
我被抢劫了。
Poets are the unacknowledged legislators of the world.
诗人是世上没有得到承认的立法者。
Yes, I'm afraid I do.I may come later.
是的，恐怕我必须做。我可以晚一点去。