我們要關心那些弱者,不然他們會因失敗而放棄努力的英文怎麼說？

We must care for the weak who would otherwise fall by the wayside.

我們大約有一半的新鋼是舊鋼,也叫作廢鋼英文怎麼說？

About half of our new steel is old steel, otherwise known as scrap.

今天我身體不太舒服,否則這事我就親自去做了英文怎麼說？

I'm not feeling very well today -- otherwise I would do it myself.

這所房子租金貴了點,但在其他方面倒是令人滿意的英文怎麼說？

The rent is a bit high, but otherwise the house is satisfactory.