等级的英文：
degree
rate

To determine the taxonomic classification of(an organism.
确定(有机体的)类别等级

rate lower; lower in value or esteem.
降低事物的等级；让事物的价值或声望下降。

We are in urgent need of these two grades.
我们现在急需这两种等级的货

Pirate Curfew: Increase order at the cost of some fear and anarchy.
宵禁令：能提升秩序等级但是造成恐惧和混乱等级的下降。

Their incomes are brought into a higher bracket.
他们的收入已进入一个较高的等级段。

Pressure rating to 250 PSI, vacuum to 28 Mercury.
压力等级为250PSI，真空下为28英寸汞柱。

Valves shall be manufactured from dezincification resistant brass or bronze rated 240 psi at 250°F.
阀门材质应该是抗失锌现象的黄铜或青铜,压力－温度等级为121℃,240psi。

Hotel is ranked in order of luxury in the guidebook .
指南手册中，饭店根据其豪华程度被划分成不同的等级。

Distribution voltage class capacitor banks can be connected in grounded wyes, ungrounded wyes or delta.
配电电压等级的电容器组可接成接地Y形、不接地Y型或△。

Recipients of military honors were called in order of precedence - highest ranking officers first.
军功章的获得者们被按级别高低召见─等级最高的官员排在第一位

(degree of)importance,seriousness or influence
重要性、严重性或影响力（的程度）

current amplification degree
电流放大率

These universities are entitled to grant degrees.
这些大学有权授予学位。

A thermometer calibrated in degrees Fahrenheit.
用华氏温度校准的温度计。

The unemployment rate will rise by degrees.
失业率将会渐渐增加。

cumulative rating
累积收听率

These bonds have an AAA rating.
这些债券的信用度是3A级的。

To rate too low;underestimate.
低估对…估价太低；低估

A Lump Sum Rate of ...
费用合计…

To reduce in rank or rating;demote.
使降级降低级别或降级；使人降级