Portable welding machine 释义与例句英语词汇详解

🧩 词语组成解析

portable ['pɔrtəbl]

adj. 手提的;轻便的; n. 手提式打字机;

port拿，运+able能…的 → 可携带的

welding

a. 焊的\\n[机] 熔接, 焊接, 锻接

machine [mə'ʃin]

n. 机器，机械;机械般的人;核心; vt. 用机器制造，用机器加工; vi. 被机器切削;

mach机器+ine表名词 → 机器

or we won't be finished by dinnertime.

要不然，晚餐时间到了我们还做不完。

Looking back, it seems like a very short five years living here and working together with you.

回顾一下，在这里和大家一起工作的五年看起来是那么短暂。

What was the population of the more developed countries in 1950?

1950年较发达国家的人口是多少？

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