seal海豹怎么读

例句：

The floor is sealed to prevent water penetration.

地板加了密封涂料防止渗水。

The leak was eventually traced to a broken seal.

最后查出泄漏是由于密封处破裂所致。

Seal tightly then leave for four to five days to macerate.

密封之后再浸泡4至5天。

Make sure that your tiles are thoroughly grouted and sealed.

要确保这些瓷砖经过彻底灌浆并且密封好。