watchful
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watchful是什么意思 - watchful中文意思和解释
watchful相关例句和用法 The entrances are guarded by watchful security staff..入口处由警惕的保安人员把守。 watchful英英释义 注意的，警惕的英释adjadjvery careful to notice what is happening, and to make sure that everything is all...
watchful相关例句和用法 The entrances are guarded by watchful security staff..入口处由警惕的保安人员把守。 watchful英英释义 注意的，警惕的英释adjadjvery careful to notice what is happening, and to make sure that everything is all...