1.
Book and friend should be few but good.
书籍与朋友，宜好不宜坏，宜少不宜多。
2.
Suit our measures to differing conditions in terms of locality, time, issue and persons involved
因地制宜，因时制宜，因事制宜，因人制宜
3.
Cheap things are not good; good things are not cheap .
好货不便宜，便宜无好货。
4.
Dear is cheap, and cheap is dear.
便宜无好货，好货不便宜
5.
Tell not all you know, nor do all you can .
言不宜尽，能不宜竭。
6.
Be slow in choosing a friend, slower in changing.
择友宜慎，弃友宜更慎。
7.
Books, like friends, should be few and well chosen.
读书如择友，宜少且宜精。
8.
Is today right for sowing?"
算算今天宜不宜栽种？”
9.
Be swift to hear, slow to speak.
听宜敏捷，言宜缓行。
10.
A Study on the Relationship between Leisure and Livability in A Modern Livable City;
宜居应宜闲:论现代宜居城市的休闲融入问题
11.
lend itself to
适宜于,对...有用
12.
Oh, that's really a good buy.
哦，这支笔很便宜。
13.
It is strong, light and cheap.
它坚韧、轻便、便宜；
14.
That's very cheap,@ says Li Ming.
李明说：“很便宜，
15.
It ill befits him to do.....
他不宜 [不适合] …。
16.
appropriate to a church or to use in a church
宜于在教堂中使用的或对教堂适宜的.
17.
Cheryl's chilly cheap chip shop sells Cheryl's cheap chips.
雪露的便宜辣椒薯条店卖便宜的薯条。
18.
breathable:Suitable or pleasant for breathing.
适宜于吸入的:适合或宜于呼吸的。