The switches are IP67 sealed against water and dust exposure.

这些开关是IP67密封防水防灰尘的。

youdao

However, this was in a single-skin tent which was not sealed against all drafts.

不过，这是在一个单一的皮肤帐篷，这是不密封，对所有的草稿。

youdao

No, it was the "shadowy" world of "crazy" inhabited by American's assassins, a hermetically sealed Da Vinci Code realm sealed against all outer influences and driven by an internal logic all its own.

绝不仅仅如此，我们生活在美国刺客们居住着的“疯狂”世界的“阴影”之中，刺客们臻化至达芬奇密码所述的境界那样反抗一切外界干扰，一切行动听从自己内心的指挥。

youdao

The Pocket PC-based PPT 2700 series, for instance, can withstand multiple drops from a height of four feet to a concrete floor, and it is sealed against rain and dust.

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"I wouldn't say it's a sealed result against Wigan by any shadow of a doubt, " said Ferguson.

BBC: Man Utd boss Sir Alex Ferguson hopes for Wigan favour

Later, Benjani sealed the win against his old club with a fine, low strike.

BBC: Man City 3-1 Portsmouth