I expect it to earn its cost in less than three years.

The more advanced bring along the less advanced.

先进带动后进.

He is none the less vigorous for his years.

他虽年老而依然健壮.

In less than four hours my enthusiasm had waned and I rather reproached myself for coming.

不到两个时辰,我早已意兴索然,颇悔此行了.

The speaker advocated a less austere observance of the sabbath.

演讲者倡道放宽安息日的严格规定.

The firm has less money and fewer staff than last year.

公司的资金和人员都比去年少了.

I read much less now than I did at school.

我现在看书远比我上学时少.

Five is less than seven.

五比七小.

Angles of less than 90 degrees are called acute angles.

小于90度的角叫锐角.

Less formally educated people can acquire professional competence.

接受比较非正规教育的人可以学习专业技能.

She's no less active than she used to be.

她和以往一样的活跃.

I couldn't assent to, much less participate in such proceeding.

我对于这种举动并不赞成, 哪里还谈得上参与呢.

Such shoes usually wholesale for much less.

这种鞋批发出售通常要便宜得多.

It is his third brush with the law in less than a year.

这已是他在不到一年的时间里第三次触犯法律了。

This scarcity is inevitable in less developed countries.

这一匮乏在欠发达国家不可避免。

It's a fallacy that the affluent give relatively more to charity than the less prosperous.

富人比穷人对慈善事业的捐助更多些；这种观点是一种谬见。

a shaming defeat by a less experienced team

令人羞愧地输给一支经验不如自己的队伍

He was advised to smoke fewer cigarettes and drink less beer.

有人劝他少抽烟、少喝啤酒。

By then, Henry seemed less compliant with his wife's wishes than he had six months before.

与六个月以前相比，亨利当时对他妻子的意愿似乎已不那么百依百顺了。

A man in jail has more rooms, better food, and commonly better companies.

人在狱中住得更宽敞 、 食品更佳 、 通常还有更好的伙伴.

Commonly used bearing material has SiC ceramics, graphite, PTFE, such as filling.

常用的轴承材料有碳化硅陶瓷 、 石墨 、 填充聚四氟乙烯等.