drill, exercise, practice, training, discipline

名詞 discipline:

1. a branch of knowledge
   同義詞：subject, subject area, subject field, field, field of study, study, bailiwick, branch of knowledge
2. a system of rules of conduct or method of practice;
3. the trait of being well behaved
4. training to improve strength or self-control
5. the act of punishing
   同義詞：correction

動詞 discipline:

1. train by instruction and practice; especially to teach self-control
   同義詞：train, check, condition
2. punish in order to gain control or enforce obedience
   同義詞：correct, sort out

1. The children are happy at the school, but they lack discipline.
   孩子們在學校里很快活，但很散漫。
2. His army is a very disciplined force.
   他的軍隊是一支訓練有素的隊伍。
3. The teacher can't keep discipline in her class.
   那位老師無法維持教室紀律。
4. A little discipline would do him a world of good.
   稍微處分他一下會對他大有好處。
5. She never disciplines her children and they are uncontrollable.
   她從不管教自己的孩子，弄得他們無法無天。

dis.ci.pline

n.（名詞）
Training expected to produce a specific character or pattern of behavior, especially training that produces moral or mental improvement.
訓練；修養(yǎng)；磨練：為有某一特定性格或行為方式而進行的訓練，尤指為在道德和智力上的進步改善而進行的訓練
Controlled behavior resulting from disciplinary training; self-control.
自制：遵守紀律訓練而養(yǎng)成的克制行為；自控

Control obtained by enforcing compliance or order.
規(guī)律，紀律：由履行命令、依從而形成的克制
A systematic method to obtain obedience:
風紀：學會服從的系統(tǒng)方法：
例句：
a military discipline.
軍紀

A state of order based on submission to rules and authority:
秩序：在服從規(guī)則、上司的基礎上秩序的狀態(tài)：
例句：
a teacher who demanded discipline in the classroom.
一位要求在課堂上遵守紀律的老師

Punishment intended to correct or train.
懲罰，處罰：為改正或訓練而懲罰
A set of rules or methods, as those regulating the practice of a church or monastic order.
教規(guī)，戒律：一套規(guī)則或做法，如教堂或寺院里規(guī)定的教規(guī)戒律
A branch of knowledge or teaching.
學科；科目：知識或教學的分支
v.tr.（及物動詞）
dis.ci.plined,dis.ci.plin.ing,dis.ci.plines
To train by instruction and practice, especially to teach self-control to.
訓練，調教：通過教學和實踐訓練，尤指學會自我克制
To teach to obey rules or accept authority.See Synonyms at teach
使遵守準則，使服從權威參見 teach
To punish in order to gain control or enforce obedience.See Synonyms at punish
懲罰，處罰：為了控制或脅迫他人遵從而懲罰參見 punish
To impose order on:
規(guī)定：對…強行實施規(guī)定：
例句：
needed to discipline their study habits.
必須規(guī)定他的學習習慣

來源：
Middle English
中古英語
from Old French descepline
源自 古法語 descepline
from Latin disciplona
源自 拉丁語 disciplona
from discipulus [pupil] * see disciple
源自 discipulus [學生] *參見 disciple

【引伸】
dis.ciplinal
dis.ciplin.er
n.（名詞）