雅思词组1:lower the rate of降低…的概率

To lower the rate of unqualified product, the factory has tried many methods.
为了降低不合格产品率，这家工厂已尝试了许多方法。

雅思词组2:low-risk investment低风险投资

Many women are unwilling to invest in stocks and shares, but these can be extremely profitable. Financial advisors usually advise that at least 70% of a person's savings should be in low-risk investments.
很多女性都不愿意投资股票，但股票会带来丰厚回报。金融顾问通常建议人们至少应该拿出70%的存款进行低风险投资。

雅思词组3:loyalty to对…的忠诚

They swore their loyally to the queen.
他们宣誓效忠女王。

雅思词组4:lucky you你真幸运

A:Hi there, Martin. How are you going with your Australian studies tutorial paper?
A:你好，马丁，你关于澳大利亚人的研究小论文弄得怎么样了?

B:Oh good. f ve finished it actually.
B:哦，好的，事实上我已经完成了。

A:Lucky you.
A:你可真幸运。

雅思词组5:lunar calendar农历

A:When is the Dragon Boat Festival in your country?
A:你们国家的端午节是什么时候?

B:It is on the fifth day of the fifth month of the lunar calendar.
B:农历五月初五。

solar calendar指“阳历”。

雅思词组6:maid of honor伴娘，女槟相

Would you like to be our maid of honor in our wedding ceremony?
你愿意给我们当伴娘吗?

在西式婚礼(wedding ceremony)上，新郎(groom)和新娘(bride)在男侯相(best man)和女缤相的陪同下举行婚礼。仪式结束后，新郁和新娘会一起去度蜜月(honeymoon ) 。

雅思词组7:main branch银行总行;本店

Banks used to be open from 9:30 am until 3:30 pm from Monday to Friday but many maim branches are now open until 4:30 or 5 pm on weekdays and some of the bigger branches in London and other major cities are now open for a limited time on Satwdays.
过去，银行通常在周一到周五的上午930到下午3:30营业，但是现在很多银行的总行在周一到周五都要到下午4:30或5点才关门。在伦敦及其他一些大城市，一些大支行在周六也会开门，但营业时间是有限制的。

雅思词组8:main course主菜

In that country fish cannot be used for the main course.
在那个国家，鱼不能作主菜。

main dish