A horizon
A层（腐殖堆积层, 等于淋溶层）
🧩 词语组成解析
horizon
[hə'raɪzn]
n. 地平线;范围;界限;眼界;
🗣️ 情景例句
Spring has sprung and all the flowers are blooming.
春天来了。花儿都开了。
Excuse me I can't visit you.
对不起我不能拜访你。
One day, the Shutes heard that there was a good doctor in a town not far away.
有一天，舒特家人听说不远的镇上有一位好医生。