adj.侵入的；接近的
動詞approach的現(xiàn)在分詞形式.
Because they are more likely to pose a threat, approaching sounds most readily stimulate regions of the brain associated with motor action, he explains. 他進一步說明，這是因為接近的聲音比較可能具有威脅性，所以更容易刺激大腦中與動作有關的區(qū)域。
