Dopant
n. 掺杂物, 掺杂剂\\n[计] 掺杂物
🗣️ 情景例句
I can't wait to get home and relax.
我想马上回家休息一下。
These buildings are supposed to be earth quakeproof.
这些建筑物是耐震建筑才对。
How long will your offer hold good?
一般你们报价的有效期是多长？