单词	usual activity
释义	usual activity 惯常活动
随便看	apparent altitude apparent amplitude apparent amplitudefrequency Apparent amplitude-frequency apparent amplitude frequency inversion apparent amplitude frequency rate apparent amylose apparent amylose content apparent analysis apparent angle apparent angle of arrival apparent angle of friction apparent angle of internal friction apparent angle of tilt apparent anisotropy apparent annual motion apparent annual motion of the sun apparent anomaly apparent apindraw ratio apparent apin draw ratio apparent appal apparent aqueous solubility apparent arc apparent area apparent area of friction plate