名詞 commitment:

1. the trait of sincere and steadfast fixity of purpose
   同義詞：committedness
2. the act of binding yourself (intellectually or emotionally) to a course of action
   同義詞：allegiance, loyalty, dedication
3. an engagement by contract involving financial obligation
4. a message that makes a pledge
   同義詞：dedication
5. the official act of consigning a person to confinement (as in a prison or mental hospital)
   同義詞：committal, consignment

1. Her commitment to a great cause degenerated from a crusade into an obsession.
   她致力於一偉大事業(yè)，但其崇高的奮斗精神已變質成為偏執(zhí)的狂熱。
2. The President affirmed America's commitment to its transatlantic (ie European) allies.
   總統(tǒng)申明美國履行對其歐洲盟國承擔的義務。
3. His political commitment is only skin-deep.
   他政治上的承諾只是表面文章。

com.mit.ment

n.（名詞）
The act or an instance of committing, especially:
交托，委任：進行交托的行動或事例，尤指：
The act of referring a legislative bill to committee.
交付：將立法議案交歸委員會的行動
Official consignment, as to a prison or mental health facility.
官方拘留：官方的授權，給監(jiān)獄或心理健康機構
A court order authorizing consignment to a prison.
監(jiān)禁：法院命令，授權托付給監(jiān)獄

A pledge to do.
承諾
Something pledged, especially an engagement by contract involving financial obligation.
約定：保證的事情，尤指涉及資金責任的合同保證
The state of being bound emotionally or intellectually to a course of action or to another person or persons:
致力，獻身：對行動過程、他人或多人感情上或理智上地聯(lián)系的狀態(tài)：
例句：
a deep commitment to liberal policies; a profound commitment to the family.
為自由主義政策奉獻；對家庭由衷的奉獻