Procollagen
原骨胶原
🔁 扩展释义
【化】 前胶原
🗣️ 情景例句
I've put an X next to the place where you should sign.
我已在你该签名的地方后面标示了X。
Don't criticize him for his delay.
不要责备他的延误。
Instead, he continued to make films without dialogue.
这样，他继续制作没有对白的影片。