Vanamid
聚酰胺
🗣️ 情景例句
Is unwilling to start at the bottom, expects too much too soon.
不愿从基层干起，要求太多。
You cannot make a silk purse out of a sow's ear.
猪耳朵做不成丝钱包；巧妇难为无米之炊。
My name is Chen Sung-lim.
我叫陈松林。