🗣️ 情景例句
who have made my stay in the United States so wonderful.
是你们使得我在美国的生活如此多采多姿。
Waste of time is the most extravagant and costly of all expenses.
浪费时间是一切花费中最奢侈豪华的费用。
I'm sorry, but this week isn't very convenient for me.
对不起，这个星期我都不方便。