Catechin
[化] 儿茶素\\n[医] 儿茶素, 儿茶酸
🗣️ 情景例句
It has been a learning experience. That's true.
这真是一次学习经验， 真的。
Everything is good when new, but friend when old.
东西新的好，朋友老的好。
The raid was all over in three minutes, for the men scrambled back into the car and it moved off at a fantastic speed.
这场抢劫只持续了3分钟，因为窃贼争先恐后地爬上轿车，以惊人的速度开跑了。