名詞
1. My theory is that we'll have a cold winter this year.
依我看今年冬天會很冷。
2. There were several theories about the way in which the fire started.
火是為何發(fā)生的，有好幾種說法。
3. It seems good in theory, but it doesn't work in practice.
理論上它似乎很不錯，但實(shí)際上卻行不通。
4. In theory, three things could happen.
推測起來，有三種可能性。
5. Darwin spent more than twenty years working on his theory of evolution.
達(dá)爾文花了二十余年時間研究他的進(jìn)化論。
2. 看法：第一、鍛煉了我的膽量,以前每到公眾面前露次一臉,發(fā)表下看法(theory),臉紅的像猴子,膽小的如老鼠,心好比是一個空漏斗,這次相對以前進(jìn)(progress)步多了;第二、通過自主的學(xué)習(xí),學(xué)會了一項(xiàng)技能(skill),即說課應(yīng)該包括那些環(huán)節(jié),
1. 理論;學(xué)說
A theory is a formal idea or set of ideas that is intended to explain something.
e.g. Marx produced a new theory about historical change based upon conflict between competing groups...
馬克思創(chuàng)立了一種新理論，認(rèn)為歷史的演變是基于對立集團(tuán)之間的沖突之上的。
e.g. Einstein formulated the Theory of Relativity in 1905.
愛因斯坦于 1905 年創(chuàng)立了相對論。
2. 觀點(diǎn);見解
If you have a theory about something, you have your own opinion about it which you cannot prove but which you think is true.
theory的解釋
e.g. There was a theory that he wanted to marry her...
有人認(rèn)為他想娶她。
e.g. My theory about divorce is that it's not the split-up that damages children, it's how it is handled.
我對離婚的看法是，傷害孩子的不是婚姻的破裂，而是處理離婚的方式。
3. (實(shí)踐科目、技能的)理論基礎(chǔ)
The theory of a practical subject or skill is the set of rules and principles that form the basis of it.
theory的反義詞
e.g. He taught us music theory.
他教我們樂理。
e.g. ...graduates who are well-trained in both the theory and practice of statistics.
在統(tǒng)計(jì)學(xué)理論和實(shí)踐兩方面都訓(xùn)練有素的畢業(yè)生
4. 從理論上說;照理說
You use in theory to say that although something is supposed to be true or to happen in the way stated, it may not in fact be true or happen in that way.
e.g. A school dental service exists in theory, but in practice, there are few dentists to work in them.
照理說，學(xué)校也有牙醫(yī)診所，可實(shí)際上，里面的牙醫(yī)寥寥無幾。