Olein
n. 油精, 三油酸甘油脂, 液状脂肪\\n[化] 油酸甘油酯; 三油酸甘油酯; 油精
🗣️ 情景例句
going to the children's ward once or twice a week
每星期就去小儿科病房一、两次
Perhaps not so.
也许不这样。
He never has anything to do.
他从来都是无事可做，