Lepidopterin
鳞蝶呤
🗣️ 情景例句
Besides, reasonable quantities of marketing literature are supplied free of charge.
此外，我们还免费提供一定数量的营销资料。
I haven't the slightest idea.
我一点儿都不知道。
Happy birthday! they said.
“生日快乐！”他们说。