Steeltruss
[化] 钢桁架
🗣️ 情景例句
In China, Spring Festival is the biggest holiday of the year, but in the west Christmas is the biggest.
中国最大的节日是春节，西方最大的节日是圣诞节。
You'll hurt your arm, if you don't take care.
你不专心的话，就会伤到你的手指。
How long have you been learning English?
你学英语有多久了？