動詞 engage:

1. carry out or participate in an activity; be involved in
   同義詞：prosecute, pursue
2. engage or engross wholly
   同義詞：absorb, engross, occupy
3. engage or hire for work
   同義詞：hire, employ
4. ask to represent; of legal counsel
5. give to in marriage
   同義詞：betroth, affiance, plight
6. get caught
7. carry on (wars, battles, or campaigns)
   同義詞：wage
8. hire for work or assistance
   同義詞：enlist
9. engage for service under a term of contract
   同義詞：lease, rent, hire, charter, take
10. keep engaged
    同義詞：mesh, lock, operate

1. Politicians should not engage in business affairs that might affect their political judgement.
   政治家不應該參與那些可能會影響其政治判斷力的商業(yè)事務。
2. I engaged the clutch and the car moved forwards.
   我踩下離合器，汽車便朝前開了。
3. Jack and Anne are engaged.
   杰克和安妮訂婚了。
4. I have engaged a room at this hotel.
   我已經(jīng)在這個旅館里預訂了一個房間。

en.gage

v.（動詞）
en.gaged,en.gag.ing,en.gag.es
v.tr.（及物動詞）
To obtain or contract for the services of; employ:
約定服務，雇傭：取得某項服務或簽了合同；雇傭：
例句：
engage a carpenter.
雇個木匠

To arrange for the use of; reserve:
預訂：為使用作安排；保留：
例句：
engage a roomSee Synonyms at book
預訂房間參見 book

To pledge or promise, especially to marry.
訂婚：提出或允諾，尤其指結婚
To attract and hold the attention of; engross:
吸引，全神貫注：引起或贏得注意；使全神貫注：
例句：
a hobby that engaged her for hours at a time.
此項嗜好使她一次要花去數(shù)小時

To win over or attract:
贏得，吸引?。?/br>例句：
His smile engages everyone he meets.
他的微笑吸引住了每一個他所遇到的人

To draw into; involve:
參加：使加入；使卷入其中：
例句：
engage a shy person in conversation.
使害羞的人加入了交談

To require the use of; occupy:
使用；占用：
例句：
Studying engages most of a serious student`s time.
讀書占用了認真學習的學生的大部分時間

To enter or bring into conflict with:
沖突：進入或導致與…交戰(zhàn)：
例句：
We have engaged the enemy.
我們已經(jīng)與敵人交戰(zhàn)

To interlock or cause to interlock; mesh:
連結，接合；嚙合：
例句：
engage the automobile`s clutch.
使汽車離合器嚙合

To give or take as security.
保證，擔保
v.intr.（不及物動詞）
To involve oneself or become occupied; participate:
卷入其中或參加；參與：
例句：
engage in conversation.
加入談話

To assume an obligation; agree.See Synonyms at promise
允諾；同意參見 promise
To enter into conflict or battle:
形成矛盾或交戰(zhàn)：
例句：
The armies engaged at dawn.
軍隊拂曉出擊

To become meshed or interlocked:
嚙合，連結并相互作用：
例句：
The gears engaged.
齒輪嚙合

來源：
Middle English engagen [to pledge something as security for repayment of debt]
中古英語 engagen [抵押物品，以做為償付擔保]
from Old French engagier
源自 古法語 engagier
en- [in] * see en-
en- [在…里] *參見 en-
gage [pledge]
gage [抵押，擔保]
[of Germanic origin]
[日耳曼語源的]

【引伸】
engag.er
n.（名詞）