Xh
abbr. extra hard 特硬的（代号）; extra heavy 特重的（代号）; extra high 特高的（代号）
🗣️ 情景例句
At home I like reading books and listening to music.
我喜欢在家里看书或听音乐。
It's very warm.
天气很暖和啊。
There were twenty cars in the race.
参加比赛的有20辆汽车。