* set aside
留著
set aside some money for one's retirement
為退休而存些錢
Please put this jumper aside (ie reserve it) for me.
請給我留著這件毛衣。
* downside
n.〔某事物的〕不足之處,負面,缺點
Digital cell phones offer more security, but the downside is that they have less power.
數碼手機提供了更好的安全性,但其不足之處在于功率不大。
* upside
n.〔不利局面中〕好的一面,積極面
The upside of the whole thing is that we got a free trip to Jamaica.
整個事情的好處是我們免費去了一趟牙買加。