Refill packs are cheaper and lighter.
补充剂包装更便宜，更轻。
On a lighter note , we end the news today with a story about a duck called Quackers.
为了轻松一下，我们最后讲一个名叫“嘎嘎”的鸭子的故事来结束今天的新闻报道。
As this air is warmed and picks up moisture, it becomes lighter than the air above it.
当这些空气被加热并吸收了水分，它会变得比上面的空气轻。
They find that doing a project with someone else makes the job more pleasant and the load lighter.
他们发现，和别人一起做项目会让工作更愉快，负担更轻。
This is a really good topic to do with the class before an exam because it's a little bit of a lighter topic.
这对于考试之前的一节课来说是一个非常好的课题，因为这是一个稍微轻松一点的课题。
There is usually an outer tent of water-proofed fabric and a lighter inner tent or tent with a built-in groundsheet.
通常有一个防水布料构成的外部帐篷和一个较轻的或带有内置防潮布的内部帐篷。
There is usually an outer tent of water-proofed fabric and a lighter inner tent or tents with a built-in groundsheet.
通常有一个防水织物的外部帐篷和一个或多个带有内置防潮布的较轻的内部帐篷。
Now for the lighter side of the news, Europe is setting an example for the rest of the world when it comes to food waste.
现在说说轻松点的新闻，欧洲在处理食物浪费方面为世界其他地区设立了榜样。
During glaciations, the lighter oxygen-16 has a greater tendency to evaporate from the ocean surface than the heavier oxygen-18 does.
在冰川期，较轻的氧-16比较重的氧-18更容易从海洋表面蒸发。
Bowerman was also known for experimenting with the design of running shoes in an attempt to make them lighter and more shock-absorbent.
鲍尔曼还以对跑鞋的设计做实验而闻名，他试图使跑鞋更轻、更能吸收冲击力。
As the costs of shipbuilding rose, Venice clung to its outdated standard while the Dutch were innovating in the lighter and more easily handled ships.
随着造船成本的上升，威尼斯坚持其过时的标准，而荷兰人则对更轻、更容易操作的船只进行创新。
The effect is altogether lighter and freer than what achieved in stone, but because both perform the same function, formal wooden and metal statues still display frontality.
比起由石头所制成的雕像，木质雕像和金属雕像总体感觉更加轻巧和灵活，但是因为都有相同的功能，这两种正式的雕像仍然采用了“正面描绘”的展现手法。
One of the top track coaches in the U.S., Bowernan was also known for experimenting with the design of running shoes in an attempt to make them lighter and more shock-absorbent.
鲍曼，美国最顶尖的田径教练之一，也因对跑鞋的设计进行试验而广为人知，这些设计试图将跑鞋变得更加轻盈、更好地吸收冲击。
The outline of the trees sharpened as it grew lighter.
随着天色转亮，树的轮廓变得清晰了。
I hope students' bags will be lighter.
我希望学生们的书包能轻一点儿。
He did notice that he felt a lot lighter.
他注意到自己感觉轻松多了。
I weighed myself yesterday, and I'm much lighter than before.
我昨天称了体重，比以前轻了许多。
The garbage bag is lighter and only one third filled.
垃圾袋更轻，只装了三分之一。
Wine may help you fall asleep, but it holds you in the lighter sleep.
葡萄酒可以帮助你入睡，但它会让你睡得更浅。
If we place an ordinary flag on the Moon, its colors will quickly become lighter.
如果我们把一面普通的旗帜放在月球上，它的颜色会很快变浅。
Each time, I would feel surprised that the work was lighter because of their help.
每一次，我都会感到惊讶，因为有了他们的帮助，工作变得更轻松了。
As the cloth is folded, some parts become dark blue, while other parts have a lighter color.
由于布料折叠，有的部分变成深蓝色，有的部分变成浅蓝色。
When the rain got lighter I thanked him and rushed to a store nearby to buy my suitcases.
雨势变小时，我向他表示感谢，然后冲到附近的一家商店买了几个行李箱。
Smaller sails are lighter, easier to hoist and trim, and smaller to stow.
小的帆面更轻，更容易升起和拉平，收储起来也更小。
The lighter rules that typically govern bed-and-breakfasts are more than adequate.
那些管理住宿和早餐的一般宽松规定就已经足够了。
The Man Angel was lighter-than-air and had paddles like a rowboat that the aviator could pump.
“人类天使”比空气还轻，有像划艇一样的桨，飞行员可以摇动它们。
Plastic tubes with secure tops are better than glass because they are lighter, and do not break as easily if mishandled.
有密封盖的塑料管比玻璃管好，因为它们更轻，而且如果处理不当也不容易破裂。
Now, for the lighter side of the news, Europe is setting an example for the rest of the world when it comes to food waste.
现在，好消息是，当涉及食物浪费时，欧洲正在为世界其他国家树立榜样。
Although plenty of students take their laptops to class, they don't take them everywhere and would prefer something lighter.
尽管很多学生把笔记本电脑带到课堂上，但他们并不到处带着笔记本电脑，他们更喜欢轻便的东西。
Though death befalls all men alike, it may be weightier than Mount Tai or lighter than a feather.
人固有一死，或重于泰山，或轻于鸿毛。
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