Don't memorize what you're going to say in an interview.

试中切忌死记硬背。

Stop keeping score. A healthy relationship is not about winning and losing.

切忌斤斤计较。良好关系不乎输赢。

It's a big 'No' in this style of photography.

这种风格摄影中，切忌不要使用闪光灯。

When writing with a computer, you must guard against wordiness.

用电脑写作时，切忌啰嗦。

But remember, boy, he said, with his shrewd smile, never brag of catching a fish until he is on dry ground.

“孩子，请记住，”叔叔最后对我说，脸上露出狡黠笑意，切忌不可自吹自擂，除非鱼儿上岸入笼。

Do all that you can do in a perfect manner every day, but do it without haste, worry, or fear.

所以，你应该以最好状态来迎接每到来，并竭尽所能做好每件事，但是请记住，行动时切忌草率，也决不能心怀恐惧或担忧，必须全心全意，毫无杂念。