例句與造句

1. Heteronuclear lock signal
   異核鎖信號
2. Homonuclear lock signal
   同核鎖信號
3. External lock signal
   外鎖信號
4. Internal lock signal
   內(nèi)鎖信號
5. It's difficult to find locking signal in a sentence. 用locking signal造句挺難的