play it safe的用法和樣例：
例句
- You are much better off playing it safe and being observant.Looks can be deceiving.
最好謹慎行事，看到的并不一定是真實的。 - At meetings, the Japanese play close to the vest.
會談時，日本經理人謹慎小心，從不冒險。 - So I always play it safe and assume that all source material was copyrighted to the full extent of the law.
所以，為了不冒險，我總是假定所有的原始資料都是受到法律規定的著作權保護的。
