Heavy material carried by a ship to balance or steady it.

压舱物(为了平衡或稳定而装的重物)。

Sand carried in the car of a balloon to steady it.

(固定气球之)沙袋。

Gravel filling the space between the sleepers or ties of a railway.

(铁轨等的)铺底的沙砾；碎石。

That which gives strength to the character.

使性格坚定之事物。

Mental stability.

【喻】心里的稳定。

To place heavy material in or on in order to steady or balance.

以重物压稳。

To give steadiness to.

使稳定。