七七 | 當(dāng)英語老師“重溫”高中數(shù)學(xué)...

1??limit：限制

time limit：時間限制

age limit：年齡限制

speed limit：速度限制

The teacher set a limit on how long the students could work on the project.

• 老師給學(xué)生們做項目的時間設(shè)定了限制

The athlete pushed himself to the limit during the race.

• 在比賽期間，那個運動員把自己逼到了極限

If we want to save money，we should limit our spending.

• 如果我們想省錢，就得限制開支

limitation：局限

One of the limitations of the study was the lack ofdiversity among the participants

這項研究的局限性在于參與者缺乏多樣性

2??constant：常數(shù)

Drive at a constant speed.

• 司機以勻速駕駛

The rain was constant all day.

• 雨下了一整天。

The rain was continuous all day.

• 雨連續(xù)下了一整天，側(cè)重于雨沒聽過

3??slope：斜率

本意：斜坡

4??average：平均數(shù)

On average students spend about 2 hours on homework everyday.

• 通常情況下，學(xué)生每天平均花費2小時做作業(yè)。

average age：平均年齡

average price：平均價格

average rainfall：平均降雨量

an average adult man：一個普通成年果子

at an average speed of 80 miles per hour：以平均每小時80英里的速度