For them, it is no laughing matter at all.
对它们来说，这绝不是一件可以一笑了之的事情。
And a new study shows that biochar could have an impact on agriculture's other greenhouse gas emission: nitrous oxide, or laughing gas, which is no laughing matter when it comes to climate change.
一项最新研究表明生物炭对诸如一氧化二氮、笑气之类由农业生产造成的温室气体排放可能会产生影响，这些气体的排放对气候变化来说可不是什么好事。
In one case a child was followed. Whether those involved are doing it for a joke or not, this is no laughing matter.
在一次案件中，一个孩子被尾随。不论这些人是否在开玩笑，这一点都不好笑。
It still seems like an absurdly extreme overreaction, but deciding what to eat and feed your family in China is no laughing matter.
虽然这看似是件极端反应过度的荒唐之举，但在中国，要确定你和家人能吃什么可不是轻松的事。
Whether those involved are doing it for a joke or not, this is no laughing matter.
不论这些人是否在开玩笑，这一点都不好笑。
Whether those involved are doing it for a joke or not, this is no laughing matter.
不论这些人是否在开玩笑，这一点都不好笑。
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