Ultrasonic polymerization
[化] 超声波聚合
🧩 词语组成解析
n. 聚合\\n[化] 叠合反应; 聚合; 聚合反应
🗣️ 情景例句
Hi.
嗨。
Rear sons for help in old age; and store up grains against famine.
养儿防老。
But it's true. I was the only person in my office who was invited. I've written to accept the invitation.
可这是真的。我们办公室只有我受到邀请。我已经写信表示接受邀请了。