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，我想你的宝宝变轻了。

Which means we need to make the mav lighter.

也就是说得把飞行器变轻一些。

I fell in the stream and my back became light.

我跌入溪中，然我的背变轻了。

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

我无法解释，但我觉得变轻了。

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

钱包变轻？啊，我明白了，你是说便士被撤。

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

你就是那个偷奶贼！兰纳德说我神经了，可我就是觉得盒子变轻了。

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.

那个球坑好像变轻了。

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

好，但是以… -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， 它就会变轻， 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，一部分是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。