It gives the dough its light, airy texture.

它能使面团质地变轻变得蓬松。

Anna, I think your baby has lost some weight.

安娜，想你的宝宝变轻了。

Which means we need to make the mav lighter.

也说得把飞行器变轻一些。

I can't explain it, but I felt lighter.

无法解释，但得变轻了。

Our wallets hang on. Ah, I get it. The penny is dropped, I see what you mean!

钱包变轻？啊，明白了，你说便士被撤回后。

You're the milk thief! Leonard said I was crazy, but I knew that carton felt lighter.

你那贼！兰纳德说神经了，可得盒子变轻了。

As they  grow up their head will gradually get lighter.

随着他们长大，他们的头会逐渐变轻。

The ball pit was a little light.

那球坑好像变轻了。

The man had become lighter immediately after his death.

这名男子死后立即变轻了。

And over the past 15 years the methane in the atmosphere has indeed become lighter.

过去15年来，大气中的甲烷确实变轻了。

His load grew smaller and lighter every day.

他的负荷每天都在变小、变轻。

All right, but in the future... - Okay. Heavy thing not getting lighter.

好，但以后… -好了，不要废话，这东西没变轻。

Once it’s expanded, it’s lighter, so it floats up and when it floats up, it pushes colder magma down.

一旦它膨胀， 它会变轻， 所以它会向上漂浮， 当它向上漂浮时，它会将较冷的岩浆向下推。

Eventually the disease became milder, in part because most people had some immunity to it from infection, but also because it lost the ability to infect cells in the lungs.

最终疾病症状变轻，一部分因为大多数人因感染而获得了些免疫，但也由于病毒失去了感染肺部细胞的能力。

Plus, you'd have to consider the other factor here which is when you fly in a fuel plane  you are burning the fuel as you fly which means it gets lighter and batteries don't.

另外，您还必须考虑另一因素，即当您乘坐燃油飞机飞行时，您会在飞行过程中燃烧燃料，这意味着飞机会变轻，而电池却不会。