Chemmy
n. (=chemin de fer)铁路牌
🗣️ 情景例句
Here's the bag.
箱子拿来了。
My brothers must help with the house work at home.
我的兄弟在家里必须帮忙做家务。
What's the basis of your belief that the product is safe?
你凭什么相信产品是安全的？