Valerine
缬草碱; 缬草碱
🗣️ 情景例句
Grandpa, get the net, please!
爷爷 ，请把网子拿来！
Speech is the picture of the mind.
言为心声。
One evening, however, the lamb was missing.
可是，一天晚上，那只小羔羊失踪了。