dwell mechanism
基本释义
暂停机构
实用场景例句
校园生活
We play soccer on the school ground every Friday.
我们每周五都在学校操场上踢足球。
The students gathered on the school ground for the assembly.
学生们在学校操场上集合参加集会。
The ground is wet after the rain.
雨后操场是湿的。
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