Polybond
聚硫橡胶粘合剂
🗣️ 情景例句
It's really different from what I expected.
这和我想象中的很不一样。
If the sky falls,we shall catch larks.
天垮正好抓云雀；不要杞人忧天。
It was Sunday.I never get up early on Sundays.
那是个星期天，而在星期天我是从来不早起的，