Until today, I have created an affordable, portable, energy-efficient roaster, that produces an excellent result.

直到今天，我创造了一种经济实惠、便于携带、高效节能的烘焙机，而且效果极佳。

Or maybe we want make something that's more inexpensive and portable.

或者我们也许想要一种 更加便宜便于携带的分。

It's like a little portable place – room – for you to sleep.

它就像一个便于携带的小地——房间——供你睡觉。

The computer was one of those little portable affairs.

【affair】那台计算机是是小的便于携带的那一种。

It was the first weapon of its kind and was able to destroy a tank while  still being portable.

这是同类武器中第一种能够摧毁坦克且便于携带的武器。

Because I travel so much and I really refuse to check a bag, I'm always looking for consolidated makeup and I found this company recently called Kaja and their makeup comes in little stacks.

由于我经常旅行， 且坚决不托运行李，我总是在寻找便于携带的化妆品。 最近我发现了一家叫Kaja的公司， 他们的化妆品设计成小巧的叠装形。