Any of various flesh-eating sea animals valuable for their skin and oil.

海豹。

The fur.

海豹毛皮。

Leather made from sealskin.

海豹皮革。

Dark grayish brown.

深灰棕色。

To hunt seals.

猎海豹。

A stamp or die engraved with some device, motto, or image, used for making an impression in wax.

印章；封印；图章；戳记。

Wax or other soft substance fixed upon a letter, document, etc., and marked with such a stamp; hence, anything that confines or secures.

封蜡；封条；封铅；封口物；任何限制或保证之物。

Anything that approves or confirms.

任何批准或认可之物。

Anything that seals or fastens.

任何封绑之物。

Anything that keeps a thing secret.

使事物隐密之物。

Any of several devices to prevent the entrance of gas or air into a pipe.

阻止气体进入通道的装置。

To fasten with a device so that it cannot be tampered with.

封；密封(使不能随便开启)。

To fill up the cracks or crevices of.

涂封裂缝。

To set or fix a seal to.

加印。

To ratify or confirm.

签准；认可。

To keep secure or secret.

妥藏；密藏。

To settle beyond questions.

确定而无问题。