Xtra
n. [电讯]字母X
🗣️ 情景例句
I'd like to make an appointment with him.
我想跟他约个晤谈时间。
You're sure of passing the exam if you work hard.
只要用功，主汪定能考及格。
After he had put it on the floor, he promptly went to sleep again.
他把床垫往地板上一放，很快又睡着了。