upon
/əpɒn/
prep. 在...之上, 迫近, 紧接着
英文释义
prep. On; -- used in all the senses of that word, with which it
is interchangeable.
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upon
/əpɒn/
prep. 在...之上, 迫近, 紧接着
英文释义
prep. On; -- used in all the senses of that word, with which it
is interchangeable.
登录 后可记录学习进度。