This glass container is airtight.

这个玻璃容器是密封的。

This suspect has an airtight alibi.

这位嫌疑人有无懈可击的不在场证明。

Put the nuts in an airtight jar.

将坚果放入密封罐中。

Biscuits will stay crisp if you keep them in an airtight container.

如果装在密封容器里 饼干就会保持酥脆

Food will last longer if kept in an airtight container.

如果贮藏在密封的容器里，食物能保持比较久的时间。

Store the peppercorns in an airtight container and grind the pepper as you need it.

将胡椒子储藏在密封容器里，当你需要的时候把它磨成粉。

The casing is nearly airtight, which helps protect the vulnerable egg and later larva.

外层几乎是密封的，可以保护脆弱的蜂卵，以及后来的幼虫。

If you go through your white flour in less than a year, you can safely keep it on the counter in an airtight jar or canister.

如果您可以在不到一年的时间里用完您的白面粉，那您就可以放心的把它放在柜台上的密闭瓶或罐中。

The logic was not airtight.

但这个推理并不是无懈可击。