severe的最高级为：severest...

perseveres的音标：...

adj.严厉的（ severe的最高级 ），艰难的，精确的，极为恶劣的...

Richardson severed his right foot in a motorbike accident.理查森在一次摩托车事故中失去了他的右脚。He almost bled to death after the bullet severed an artery.子弹穿过动脉，他失血过多几乎性命不保。She severed her ties with England.她断绝了和英国的往来。...

This astounding cell will continue multiplying, reticulating as long as life perseveres.只要生命延续,这种令人惊叹的细胞就会继续繁衍 、 交织变幻.It is the nature of every man to err, but only the fool perseveres in the error.每个人都会犯错误, 但只有蠢人在知过不改....

She persevered in her idea despite obvious objections raised by friends.虽然朋友们明确反对，她还是坚持己见。He persevered despite discouragement from those around him.尽管周围一片劝阻声，他还是锲而不舍。He was hopeless at French, but his teacher persevered...

severest的音标：severest的英式发音音标为：[sɪ'vɪərɪst]severest的美式发音音标为：[]...

persevere的第三人称单数（三单）为：perseveres...