1、struggle

奋力;努力;尽力

They had to struggle against all kinds of adversity.

他们不得不同一切困境做斗争。

Those who have lost their jobs struggle to pay their supermarket bills.

那些失业的人们想方设法以支付超市的账单。

搏斗;扭打

She screamed at him to 'stop it' as they struggled on the ground.

他们在地上扭打成一团，她向他尖叫着“别打了”。

We were struggling for the gun when it went off!

我们正在争夺那把枪，这时它突然走火了！

艰难地做;吃力地做

I could see the young boy struggling to free himself.

我看到小男孩正在奋力挣脱。

I struggled with my bags, desperately looking for a porter.

我提着行李艰难地走着，迫切地寻找着搬运工。

2、indelible

难忘的;不可磨灭的

My visit to India in 1986 left an indelible impression on me.

1986年的印度之行给我留下了难忘的印象。

The war has made an indelible mark on the world.

战争给世人留下了不可磨灭的印记。

难以去除的;洗不掉的;擦不掉的

It leaves indelible stains on clothes.

它会在衣物上留下洗不掉的污渍。

written in indelible ink.

用不褪色墨水写就