Csec
计算机安全评估中心
🗣️ 情景例句
It is nice of you to invite me to the party tonight.
你真好，邀请我参加今晚的聚会。
What do you think I should do?
你想我该怎么做呢？
It's a pleasure. What time is it by your watch, please?
不客气。请问，你的表几点了？