sub+side

• sub-前缀，表示‘在...下面’或‘次于’，来自拉丁语
• side词根，表示‘坐’或‘安置’，来自拉丁语‘sidere’

字面意思是‘坐在下面’，引申为‘下沉’或‘平息’

subsidence

下沉；沉降，来自‘subside’的名词形式

reside

居住，来自拉丁语‘residere’，‘re-’（回）+‘sidere’（坐）

submarine

潜水艇，‘sub-’（下面）+‘marine’（海的）

substandard

低于标准的，‘sub-’（低于）+‘standard’（标准）

1. 释义 1（水）退去；（土地）下沉；（情绪）平息

   The flood waters began to subside after days of heavy rain.

2. 释义 1（水）退去；（土地）下沉；（情绪）平息

   Her anger subsided when she heard his explanation.

3. 释义 1（水）退去；（土地）下沉；（情绪）平息

   The ground subsided where the underground river had flowed.