Procollagen
原骨胶原
🔁 扩展释义
【化】 前胶原
🗣️ 情景例句
With great tact, Lily said that it was time for her to go.
莉莉机智地说她该走了。
Excuse me. Are you Susan Davis from Western Electronics?
对不起，你是来自西方电子公司的苏姗·戴卫斯吗？
He explained that his diet was so strict that he had to reward himself occasionally.
他解释说，他的饮食控制得太严格了，以致不得不偶尔奖赏自己一下。