Dihydrochalcone
二氢查尔酮
🗣️ 情景例句
and good-bye.
再见。
Self-distrust is the cause of most of our failure.
我们的失败多数是由于缺乏自信。
You'd better go to bed earlier tonight, if you can.
如果可能，你今晚最好早点儿睡觉。