B horizon
B层；沉淀层
🧩 词语组成解析
horizon
[hə'raɪzn]
n. 地平线;范围;界限;眼界;
🗣️ 情景例句
Sorry to trouble you, do you have these shirts in any other colors?
麻烦你了，你们有其他颜色的这种衬衫吗？
To fall off a bench
从长椅上掉下来
Which is your favourite month?
你最喜欢哪个月份？