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
Are you used to the weather here?
你已经习惯这里的天气了吗？
I'm glad to meet you.
幸会。高兴见到你。
'What has happened?' she asked.
“发生了什么事？”她问，