exacting

动词 exact:

1. claim as due or just
   同义词：demand, exact
2. take as an undesirable consequence of some event or state of affairs
   同义词：claim, take, exact

形容词 exacting:

1. having complicated nutritional requirements; especially growing only in special artificial cultures
   同义词：fastidious
2. severe and unremitting in making demands
   同义词：stern, strict
3. requiring precise accuracy
   同义词：exigent

1. If the government goes on exacting so much from the taxpayer, it will not last long.
   如果该政府继续如此征税的话，它将不会持续多久。
2. An exacting task.
   一项费力的任务
3. I have so trained myself in secretarial work that only exacting problems are interesting to me.
   毫不夸张的说，我在文秘方面受过严密的训练，越是难度大的工作越能激起我的工作热情。
4. Overly concerned with details; exacting and fussy.
   过分注意细节的过于注重细节的; 苛求的和繁琐的

ex.act.ing

adj.（形容词）
Making severe demands; rigorous:
苛求的，严格的；难以取悦的：
例句：
an exacting instructor.
一名严格得近乎苛求的指导者

Requiring great care, effort, or attention:
艰巨的，吃力的：需要极为细致、极大努力或极高注意的：
例句：
an exacting task.See Synonyms at burdensome
一项费力的任务参见 burdensome

【引伸】
exact.ingly
adv.（副词）
exact.ingness
n.（名词）