Lustrex
乙烯基均聚物
🗣️ 情景例句
You've got yourself to think about, too.
也得为自己着想。
To youth I have but words of counsel -- work, work, work.
对青年人，我要奉劝几句话∶工作，工作，再工作。
At that time he had two helpers.
那时他有两个帮手。