Hcb
abbr. hard-covered book 精装书; hard-core base 核心基地; hollow concrete block(s) 空心水泥砖; heating and cooling of buildings 建筑物的保暖和降温
🗣️ 情景例句
In less than two hours,
在不到两个小时之后，
What's for dinner tonight?
今天晚上吃什么东西？
Is that bag heavy, Penny?
那个提包重吗，彭妮？