居高不下的英文：
stay high

参考例句：

The high cost of materials keeps up prices.
材料的昂贵费用使价格居高不下。

The economy flourishes despite a fairly high rate of chronic unemployment.
尽管失业率居高不下,经济仍在蓬勃发展。

Inflation have stay high in spite of the government's effort to bring it down.
尽管政府努力降低通货膨胀，但它仍居高不下。

The occupancy rate of the famous hotel is always high all year round.
这家有名的酒店的入住率全年居高不下。

Selection of location rather critical, and rent cost for rural prosperous store
地点选择极其重要、城市旺铺租金居高不下

stay是什么意思：
n. 停留，制止，依靠，支柱
v. 制止，平息，延缓，继续，保持，坚持，忍耐

stationary stay
中心架|固定支柱

Settle down or stay, as if on a roost.
安歇或暂住，好像在栖息所。

He was stayed by the doctor.
他被医生制止了。

I stayed to the end of the race.
我坚持跑完了全程。

These houses stayed up in the quake.
这些房子在地震中没有倒塌。

high是什么意思：
adj. 高的；海拔很高的；上层的；高尚的；十分赞同的；全盛的；有醉意的
n. 高水平，高气压，快感
adv. 在高处，音调高，（成本、价值）高

If you don't aim high you will never hit high
不立大志,难攀高峰

High level management position with high technology corporation.
高新术公司的高层管理职位

Mold manufacture has high risk and high affixation.
模具制造业是一个高风险与高附加值的行业。

This ore assays high in gold.
这矿石经检验证明含金量高。

The design is of very high standard.
设计质量很高。