Dnoc
[医] 二硝基邻甲酚
🗣️ 情景例句
Shopping vouchers are ofter a good means of attracting customers.
购物优惠券是吸引顾客的好方式。
My sister graduated from high school.Graduation was last night.
我的姐姐从高中毕业了.毕业典礼是昨天晚上。
Listen to this!'Karen Marsh:
“卡伦。马什：