单词	on set purpose
释义	on set purpose 故意
随便看	short-period private-line service short period rate short-period rate short-periods short-period seiche short period seismograph short-period seismograph short period seismometer short-period seismometer short period service short-period service short-period structure short period superlattice short-period term short-period test short period tide short-period treatment short-period used short period value short-period value short period variable short-period variable short-period variation short-period wave short peroneal muscle