Derlin
缩醛树脂
🗣️ 情景例句
Eating salad is good for your health.
多吃色拉（蔬菜）对你的健康有益。
Many heads are better than one.
集思广益。
Since then, they have been trying to find out how the fire began.
从那时起，他们一直试图找出起火的原因。