Plzj
[化] 掺镧锆钛酸铅
🗣️ 情景例句
Are you listed?
在电话号码本上能找到你吗？
None so deaf as those that won't hear.
置若罔闻。
The young man did not wake up until the bed had struck the ground.
那年轻人直到床撞到地上才醒了过来。