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
That's nice. I'll be waiting for her call. Thank you.
太好了，那我就等她的电话。谢谢。
Too much water drowned the miller.
过犹不及。
Where's Mr. Williams this evening?
威廉斯先生今晚去哪儿了？