Polydideuteroethylene
[化] 聚二氘乙烯
🗣️ 情景例句
We have a live-in doctor if there's a problem I can't handle.
假如我遇到不能解决的问题 ，我们还有位驻家医生。
Mrs. Hughs, this is Peter Brown.
休斯太太，这是彼得i布郎。
the writer comes to discern things in his material which were not consciously in his mind when he began.
会领悟到素材中很多东西是他刚动笔时所未意识到的。