You sense the stresses in the hull each time the keel meets the ground

　　每次龍骨觸地的時候你都能感受到船體所受的壓力。

　　Several of them keeled over in the heat.

　　他們中有好幾個人在酷暑中倒下。

　　He then keeled over and fell flat on his back.

　　然后，他便仰天倒下了。

　　Jason had helped him out with a series of loans, until he could get back on an even keel.

　　賈森接連借了幾筆錢給他，在他重新走上正軌之前幫他渡過了難關(guān)。

　　She does almost everything on an even keel.

　　她做起事來幾乎都是四平八穩(wěn)的。