- obligate
 - ['ɔbliɡeit, 'ɔbliɡit]
 - vt. 使负义务;强使,强迫;对…施以恩惠
adj. 有责任的,有义务的;必需的 
反义词
           - a. facultative
 
参考例子
           - 1.He said the major strategic and economic challenges obligate Israel to form a national unity government.
 - 他说,以色列面临的主要策略及经济挑战需要以色列成立全国团结政府。
 
- 2.All the photosynthetic bacteria possess the capability in addition to various facultative aerobes and obligate anaerobes.
 - 所有光合细菌加上各种兼性的好氧生物和绝对的厌氧生物具有这种能力。
 
- 3.Even if the relationship is formalized with the state in a marriage or union, that does not always obligate the employer to cover a same-sex spouse.
 - 虽然正在通过立法改变这一现状,但是对于联邦雇员来说健康,没有规定来保证配偶保险受益。
 
英文解释
           - v.
 - 1.force or compel somebody to do something
 - 2.commit in order to fulfill an obligation
 - 3.bind by an obligation; cause to be indebted
 
- adj.
 - 1.restricted to a particular condition of life
 
网络释义
               - obligate
 - 专性的; 专性; 强制; 负有责任;
 
- obligate aerobe
 - 专性需氧生物; 专性需氧菌; 绝对嗜氧菌; 绝对需气生物;
 
- obligate aerobes
 - 专性好气微生物; 好氧菌; 专性好氧微生物; 专性好氧菌;
 
- obligate apomictic
 - 释义:绝对无融合生殖;
 
- obligate saprophytism
 - 真正腐生性;