名詞 labor:

1. productive work (especially physical work done for wages)
   同義詞：labour, toil
2. a social class comprising those who do manual labor or work for wages
   同義詞：labour, working class, proletariat
3. concluding state of pregnancy; from the onset of labor to the birth of a child
   同義詞：parturiency, labour, confinement, lying-in, travail, childbed
4. an organized attempt by workers to improve their status by united action (particularly via labor unions) or the leaders of this movement
   同義詞：labor movement, trade union movement
5. a political party formed in Great Britain in 1900; characterized by the promotion of labor's interests and the socialization of key industries
   同義詞：Labour Party, Labour, Labor Party
6. the federal department responsible for promoting the working conditions of wage earners in the United States; created in 1913
   同義詞：Department of Labor, Labor Department, DoL
7. any piece of work that is undertaken or attempted
   同義詞：undertaking, project, task

動詞 labor:

1. strive and make an effort to reach a goal
   同義詞：tug, labour, push, drive
2. work hard
   同義詞：labour, toil, fag, travail, grind, drudge, dig, moil
3. undergo the efforts of childbirth
   同義詞：labour

1. The Labor Party came into power in 1945.
   1945年工黨上臺執(zhí)政。
2. He is a member of the Labor Party.
   他是一名工黨黨員。
3. The cardinal idea of the Labor Party's political thought is that all people should be equal.
   工黨政治思想的要點是人人平等。
4. There is a clear division of labor in ants.
   螞蟻間有明確的分工。
5. A legal contract entered into by two or more persons in which each agrees to furnish a part of the capital and labor for a business enterprise, and by which each shares a fixed proportion of profits and losses.
   合伙契約兩個人或多個人簽訂的法律契約，每個人都同意為一個商業(yè)實體出一部分資金和勞力，從而每個人都可分享固定比例的一部分利潤和承擔固定比例的一部分損失
6. Their labor efficiency is very high.
   他們的工作效率很高。
7. You needn't labor a point that is perfectly plain.
   這點很明顯，你用不著講個沒完。
8. It takes a lot of labor to build a railway.
   修筑一條鐵路要花費許多勞動力。

la.bor

n.（名詞）

Physical or mental exertion, especially when difficult or exhausting; work.See Synonyms at work
勞動：體力或腦力的運用，尤指出現(xiàn)困難或精疲力盡時；工作參見 work
Something produced by work.
勞動成果
A specific task.
特殊的任務
A particular form of work or method of working:
勞動形式：一種特定形式的工作或工作方法：
例句：
manual labor.
體力勞動

Work for wages.
薪資勞動

Workers considered as a group.
工人：被認為是屬于一個集體的工人
The trade union movement, especially its officials.
工會運動：工會運動，尤指其正式運動
Labor A political party representing the interests of workers, especially in Great Britain.
Labor 工黨：一種代表工人利益的政黨，尤指英國工黨
The physical efforts of childbirth; parturition.
分娩：生孩子時身體的努力；分娩
v.（動詞）
la.bored,la.bor.ing,la.bors
v.intr.（不及物動詞）
To work; toil:
工作；辛苦地工作：
例句：
labored in the fields.
在野外勞作

To strive painstakingly:
辛勤地工作：
例句：
labored over the needlepoint.
辛勤地從事刺繡的工作

To proceed with great effort; plod:
費力地從事；沉重緩慢的走：
例句：
labored up the hill.
費力地爬上那座山

Nautical To pitch and roll.
【航?！?/i> 顛簸搖晃
To suffer from distress or a disadvantage:
承受悲傷或不利條件：
例句：
labored under the misconception that others were cooperating.
因受到合伙者的誤解而苦惱

To undergo the efforts of childbirth.
經(jīng)歷分娩之苦
v.tr.（及物動詞）
To deal with in exhaustive or excessive detail; belabor:
致力于：過分精工制作或過分詳盡闡述；重擊：
例句：
labor a point in the argument.
在這場辯論中，過于注意一個論點

To distress; burden:
使痛苦；使承擔：
例句：
I will not labor you with trivial matters.
我不會拿瑣碎的事來煩你

adj.（形容詞）
Of or relating to labor.
勞動的：勞動的或與之有關的
Labor Of or relating to a political party representing the interests of the working class.
Labor 工黨的：代表工人利益的政黨的或與之有關的

來源：
Middle English
中古英語
from Old French labour
源自 古法語 labour
from Latin labor
源自 拉丁語 labor

【引伸】
la.borer
n.（名詞）