Polythioester
[化] 聚硫酯
🗣️ 情景例句
and I have interviews with twenty-six applicants.
而要面谈的申请人有二十六位。
We offer a life-time guarantee.
我们提供永久保证。
In return for this, the beggar stood on his head and sang songs.
作为回报，那乞丐头顶地倒立起来，嘴里还唱着歌。