🗣️ 情景例句
If you don't know a person's last name, use 'ma'am' or 'sir'.
如果你不知道一人的姓, 你应称呼他为 'ma'am' 或 'sir' 。
John wakes in the morning to the aroma of coffee.
约翰在早晨会因为咖啡的香味而醒来。
On one hand, I was anxious to leave.
一方面,我急于离开山洞。