单语范例（未经PONS编辑处理）
It's more efficient than the carrier signal.
www.vancourier.com For synthesizing harmonic sounds, the modulating signal must have a harmonic relationship to the original carrier signal.
en.wikipedia.org Cleaning agents can be introduced into the carrier liquid to reduce smut and aid in rust prevention.
en.wikipedia.org A previous version wrongly referred to a carrier pigeon.
www.huffingtonpost.ca At the time of her decommissioning, she was the oldest active aircraft carrier in the world (a title passed on to the 1961-commissioned).
en.wikipedia.org