In just a couple of generations, we've gone from suffering from the diseases of poverty僅僅過了幾代人我們就從因挨餓飽嘗病痛

a couple of: 幾個(gè)

He patched up a couple of old tires.

他補(bǔ)了幾條舊車胎。

The bowler let go a couple of scorchers.

投球手投出了幾個(gè)快球。

suffer from:遭受； 因 ... 而蒙受損害

The crops suffered from frequent blights.

農(nóng)作物經(jīng)常遭受病蟲害。

She is suffering from unspeakable pain.

她在遭受難以形容的痛苦。

Since it was launched on the airwaves 45 years ago,Horizon has attempted to understand this connection too,自四十五年前開播以來地平線欄目一直致力于了解兩者的聯(lián)系

launch on:開始

A new device was set to launch on the mobile phone market.

一個(gè)新的設(shè)備首次在移動(dòng)電話市場推出。

The project was launched on a crash basis.

此計(jì)劃作為最優(yōu)先項(xiàng)目而付諸實(shí)施。

attempt to:企圖, 努力

I would be the last to attempt to answer the question.

我是最不可能去嘗試回答這個(gè)問題。

I made no attempt to make friends with her.

我沒有打算要和她做朋友。

Of course, we now know that eating the right kind of food is crucial for good health,當(dāng)然我們現(xiàn)在知道合理攝入食物對健康至關(guān)重要

crucial的用法:

1.crucial的表示“決定性的”，常是在兩個(gè)決定或假想中最終決定為關(guān)鍵的；

2.crucial to 后面接名詞或者名詞性成分。

These negotiations are crucial to the future of our firm.

這些談判對我們公司的前途至關(guān)重要。