choice, alternative, preference, option, selection, election

名詞 option:

1. the right to buy or sell property at an agreed price; the right is purchased and if it is not exercised by a stated date the money is forfeited
2. one of a number of things from which only one can be chosen
   同義詞：alternative, choice
3. the act of choosing or selecting
   同義詞：choice, selection, pick

1. He had no option but to agree.
   他除了同意外別無選擇。
2. The former option favours the married man.
   前一種選擇對已婚男子有利。
3. Don't take the job now keep your options open until you leave university.
   先別接受這份工作－－暫時保留選擇權(quán)，到離開這所大學(xué)再說。

op.tion

n.（名詞）
The act of choosing; choice.See Synonyms at choice
選擇：選擇的行為；選擇參見 choice
The power or freedom to choose.
選擇的自由：選擇的權(quán)利或選擇的自由

The exclusive right, usually obtained for a fee, to buy or sell something within a specified time at a set price.
排它性購買權(quán)或銷售權(quán)：在一定時限內(nèi)按規(guī)定價格買賣某物的排它性權(quán)利，通常付出一定費(fèi)用而獲得
The privilege of demanding fulfillment of a contract at a specified time.
履行契約權(quán)：在規(guī)定時間內(nèi)要求履行合同的特權(quán)
A right to buy or sell specific securities or commodities at a stated price within a specified time.
期權(quán)：在規(guī)定時間內(nèi)的以固定價格買賣特定的債券或商品的權(quán)力
The right of the holder of an insurance policy to specify the manner in which payments are to be made or credited to the policyholder.
被保險人對賠款方式的選擇權(quán)：保險單持有者指明以何種方式向其履行或支付賠款的權(quán)利
Something chosen or available as a choice.
（供）選擇的事物：被挑選作選擇或以供選擇的事物
An item or a feature that may be chosen to replace or enhance standard equipment, as in a car.
可供選用的部件或外觀特點(diǎn)：用以更換或改進(jìn)標(biāo)準(zhǔn)設(shè)備的可供選用的部件或外觀特點(diǎn)，如用于小汽車
v.tr.（及物動詞）
op.tioned,op.tion.ing,op.tions
To acquire or grant an option on:
得到或獲準(zhǔn)進(jìn)行選擇：
例句：
.had optioned for a film several short stories about two policemen.(Barbara Goldsmith)
.為一部影片選擇了幾篇關(guān)于兩位警察的短篇小說.(芭芭拉·哥爾德史密斯)

Baseball To transfer (a player) to a minor-league club with the option of recalling him within a specified period of time.
【棒球】 調(diào)動球員：將（一位棒球手）轉(zhuǎn)入普通協(xié)會并在一定時期內(nèi)可選擇是否將其召回

來源：
Latin optiô optiôn-
拉丁語 optiô optiôn-