Peltogen
一种浮选剂
🗣️ 情景例句
I'm just calling to confirm your appointment tomorrow at 3:00 p.m.
我打电话确认明天下午3点你约定的时间。
The student felt very shy as he stood in front of the class.
那个学生站在大家的跟前时，感到非常难为情。
On being introduced to somebody, a British person often shakes hands.
英国人被介绍给别人的时候常常和对方握握手。