once的o正确发音是/w/。
once一次,美 /wʌns/ 英 /wʌns/
词典释义:adv.一次;曾经;conj.一旦;n.一次,一回。
双语例句:
1.I've been to that nightclub once.
那家夜店我就去过一次。
2.A stadium was once built on this land.这片土地上曾经修了一座体育场。
3.Once I decide to accomplish one thing, I will never give up.我一旦决定完成一件事,就绝不会放弃。