低级的；低质量的

低级的，低质量的; 低等

low-grade───低级的；低质量的

downgrade───n.退步；下坡；adj.下坡的；adv.下坡地；vt.使降级（过去式downgraded，过去分词downgraded，现在分词downgrading，第三人称单数downgrades）；小看

to grade───分级

top grade───优级，最高级

downgraded───v.信用等级下降（downgrade的过去式）；adj.降级的；受鄙视的

downgrades───n.退步；下坡；adj.下坡的；adv.下坡地；vt.使降级（过去式downgraded，过去分词downgraded，现在分词downgrading，第三人称单数downgrades）；小看

H grade───H级

The low grade mineral resources are widely distributed in the western China.───我国西部地区广泛分布着低品位金矿资源.

The emotion is divided into two kinds, advanced emotion and low - grade emotion.───感情分为两类, 高级情感和低级情感.

At the opening ceremony, low - grade students march ahead in the procession.───开幕式上, 低年级的同学走在队伍的最前面.

He tore up his test paper so that his mother wouldn't see his low grade.───他把自己的考卷儿撕了,这样他的母亲就不会看到他得的低分数.

A Palaeozoic low - grade metamorphosed sedimentary clastic sequence occurs in Vinson Massif , Antarctica.───文森峰的地层为一套古生代浅变质沉积碎屑岩系.

Low - grade products are mainly used for instrument indicator, toys and other gifts.───低档 产品则主要用于仪器仪表指示灯 、 玩具礼品等.

He is a bit let down by the low grade he got.───这次成绩不好,他有点气馁.

My son have have a low - grade fever for several day.───我儿子已发了几天的低烧.

This is not always true - as with the manufacture of pig iron and steel from low - grade iron ores - but it did lead to the concentration of industrial developments on the coal fields.───并非一概如此 — 例如从低级铁矿石中生产生铁和钢材的情况一但是这导致了工业发展集中在煤田上.

His friend asked, " Why did you get such a low grade? "───他的朋友问他: “ 你的分数为什么那么低? ”

Systemic reactions: low - grade fever may occur after vaccination , does not apply.───全身反应: 接种后可能发生低热 、 不适.

My son mucked up the car engine by using cheap, low grade gasoline.───我的儿子使用便宜的低级汽油,汽车引擎损坏了.

Most of the ELC teachers will give you a low grade if you are often late.───如果你经常迟到，大部分的语言学校的老师都会给你打很低的等级。

Sometimes children a low - grade fever, touched the feeling is good.───有时孩子低烧, 摸着的感觉是正常的.

Outlined -- although the benign tumor, but potentially malignant or low - grade.───本肿瘤虽属良性, 但具潜在恶性或低度恶性.

Your results will depend on your specific refractive error and other factors. People with a low grade of nearsightedness tend to have the most success with refractive surgery.───结果取决于具体的屈光误差和其他因素，屈光手术对近视度数低的人最成功。

It is the most common type of extranodal low - grade B cell lymphoma.───它是结外低度恶性B细胞淋巴瘤中最常见的一型.