Bead catalyst
[机] 颗料催化剂
🧩 词语组成解析
bead
[bid]
n. 有孔小珠，念珠;水珠，露珠;珠子项链;
vt. 用小珠装饰;使成串珠状;
vi. 形成珠状;起泡;
🗣️ 情景例句
But I think he was nervous tonight.
但我想他今晚有点紧张。
Would you please have these clothes washed for me?
可以请你为我把这些衣服洗了？
When the grace peroid expires, the contract is annulled.
当这个宽限期届满，你仍未执行合同的话，该合同就终止了。