rule out

verb

1. dismiss from consideration or a contest

e.g. John was ruled out as a possible suspect because he had a strong alibi
This possibility can be eliminated from our consideration

Synonym: eliminatewinnow outreject

2. include or exclude by determining judicially or in agreement with rules

Synonym: rule in

3. make impossible, especially beforehand

Synonym: precludeclose out

1. 排除;不予考虑
If you rule out a course of action, an idea, or a solution, you decide that it is impossible or unsuitable.

rule out的解释

e.g. The Prime Minister is believed to have ruled out cuts in child benefit or pensions...
据信首相已经排除了削减儿童救济金或养老金的可能。
e.g. Local detectives have ruled out foul play.
当地的侦探已经排除了他杀的可能性。

2. 阻止…发生;使…成为不可能
If something rules out a situation, it prevents it from happening or from being possible.

e.g. A serious car accident in 1986 ruled out a permanent future for him in farming.
1986年一场严重的车祸让他永远不可能再务农了。

1. 排除：这很容易就能排除(rule out)是否为缺乏症状,缺硼的症状: 会发生在果实上(例如缺硼木瓜果实外形不平)或新生组织 (例如叶变成卷曲、变形)芒果缺硼容易产生顶腐症(SOFT NOSE)等.

2. 排除;不考虑：round about 周围;大约 | rule out 排除;不考虑 | run away 出走;离家;逃跑; 抛下...而离去;逃避

3. 排除...的可能性：466. ring sb. up 打电话给... | 467. rule out 排除...的可能性 | 468. run out of用完

4. 排斥：argue about争论 | rule out排斥 | take (make) a stand for捍卫