Preplasticizer
预增塑剂
🗣️ 情景例句
Shells she sells on the seashore are seashells I am sure.
我敢肯定她在海边卖的贝壳是海贝。
What is happening out there?
外面发生什么事情？
however good and adequate they may be both as parents and as individuals,
不管家长的人品有多么好，作为父母又多么合格，