Aún no tenemos significados para "perfectly air-tight".
1Make the cork perfectly air-tight by coating it with beeswax or paraffine.
2The great secret of canning is to make the fruit or vegetable perfectly air-tight.
3Seal air-tight and it will keep well one year if jars are perfectly air-tight.
4I had prepared a very strong, perfectly air-tight gum-elastic bag.
5Three or four days later, if perfectly air-tight, label and store in a dark place.
6So closely do these two halves fit when closed that this middle tube is perfectly air-tight.
7With this object in view I had prepared a very strong perfectly air-tight, but flexible gum-elastic bag.
8They must be perfectly air-tight.
9Now put on the lid of the box, and have it carefully soldered on, so as to make all perfectly air-tight.
10Place some bits of shaving in the tube, cork it, and make the cork perfectly air-tight by coating it with bees wax or paraffine.
11When the bottom of the hive is close to the floor, it forms a sealing around the edges, perfectly air-tight, and your bees are smothered.
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