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n (1)等級，級別，程度(particular level of rank or quality)[C]：salary～s工資級別;different/many～s of staff/officers 不同/許多等級的工作人員/軍官;the highest～of goods/intelligence最高等級的貨物/高級智力;reach the～of sergeant 達到中士的級別;high-/low-～civil servants/timber/materials 高/低級公務員/木材/材料;ordinary/second～ore/wind 普通級礦石/二級風;～A/I milk 甲級牛奶;〖同〗rank，class;

(2) 1)(學校的)評分等級，分數(shù)(mark(s)given for work at school)[C]：get good/excellent～s in one's exams 在考試中獲得良好/優(yōu)異成績;get a～of B/seventy-nine on the spelling test 拼寫測驗得了B/79分;award～A 給打A級(分數(shù));receive a failing～on the term paper學期論文不及格;〖同〗 mark; 2)(音樂等方面測試的)技巧等級(level of (esp musical) skill at which a pupil is tested)[C]：pass G～I in the music exam 在音樂考試中通過一級;get violin G～6 獲得小提琴六級;

(3)年級 (class or year at school) [C]： (AmE)：be in the fifth～在五年級;enter the eighth～進入八年級;have a fifth-～education 接受五年級的教育;～school/teacher 小學/小學教師;

make the grade 成功，達到標準：make the～in the insurance business在保險業(yè)中獲得成功;make the～as prime beef/a fashion model達到一級牛肉的標準/作為時裝模特獲得成功;

on the up/down grade 走上(下)坡;日益興旺(越來越差)：(business)be on the down/up～(生意)日見衰敗/日益興隆;

v(1)給……分等級(類)(separate (a number of things) into groups according to rank，size，quality，or classes)[尤pass：T+n，T+n+prep (by/according to)，T+n+prep (from，to)，C+n+n]：～milk給牛奶分級;～students according to ability 根據(jù)能力把學生分類;Eggs are～d by/according to size/quality. 雞蛋根據(jù)大小/質量分等級。Potatoes are～d from small to extra large. 土豆由小到特大分成等級?！玴eas into different groups 把豌豆分成不同的等級;〖同〗classify，sort，rank，order，value，rate，brand;

(2)給……評分(assign a grade to (a student's work);mark)[T+n，C+n+n](尤AmE)：～term papers/aural tests/children's essays 給學期論文/聽力測驗/孩子們的文章打分;The student is～d A.這個學生得了個A?！纪絤ark;

(3)降低(路面)坡度以使平坦(make a slope smoother or more level)[T+n]：～a road 把路修平;a nicely～d curve 筑得坡度很小的拐彎處;

(4)(顏色等)漸次變化((esp of colours)change gradually or in stages (from one colour into another))[I (from)(into)]：The colour of sky～s from yellow into orange. 天空的顏色由黃色逐漸變成橘紅色。Blues and reds～into purple. 藍色和紅色融成了紫色。