Polydideuteroethylene
[化] 聚二氘乙烯
🗣️ 情景例句
He felt that his life was no longer worth living.
他觉得他的生命已经没有再活下去的价值了。
A ragged coat may cover an honest man.
不能以衣著取人。
Yes, that's right.
是的。