To Be Sealed 就被封
Must Be Sealed 都必须在密封
be sealed with adhesive tape 用胶带封好
May Be Firmly Sealed 均可坚决查封
be kept tightly sealed 被严密封闭
Their fate will be sealed on departure.
他们的命运在出发之瞬分隔开来。
Fournier's gondola will be sealed, pressurized and equipped with oxygen.
弗尔涅的飞行舱会作密封、加压处理,并会配备氧气瓶。
These areas are supposed to be sealed off, but sometimes the seal is ineffective.
有时我们认为采空区已封闭了,但可能并未有效封闭。
So it's important to realize the role of ceramics; they need to make storage jars that could be sealed very well and preserve the stuff for a very long time, and indeed, they did that.
从中希腊人意识到陶艺的重要性,他们需要烧制可以密封得很好的,可以用来长久保存食物的陶罐,他们也的确这样做了
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