45用英语怎么说？
45的英语是forty-five。
读音：英 ['fɔ:tɪfaɪv] 美 ['fɔtɪfaɪv]
例句：
1. I dare you to sit through forty-five minutes with someone like Vincent!
我想你绝不敢和文森特这样的人一起坐上45分钟！
2. On the foreign exchanges, the US dollar is up point forty-five.
在外汇交易中，美元上涨了0.45个百分点。
3. Daphne Farlow, at forty-five, still looked and spoke like an overgrown schoolgirl.
45岁的达芙妮·法洛外貌言谈都还像个稚气未脱的小女生。
4. The tremor occurred in Bucharest, where buildings trembled spasmodically for forty-five seconds or so.
布加勒斯特发生了轻微的地震，建筑物间歇性地晃动了约45秒钟。
5. Menstruation may cease when a woman is anywhere between forty-five and fifty years of age.
女性停经是在45至50岁期间。