Tetramethyldiphenyldisiloxane
四甲二苯二硅氧烷
🗣️ 情景例句
What currency do they use in U.S.A.?
在美国人们用什么货币？
It won't happen again.
下不为例。
No, Mom, said Lucy. I forgot the money!
“没有，妈妈，”露西说，“我忘记带钱了！”