2 sentences

1. 每天仅有一秒的误差。

   měi​tiān jǐn yǒu yī miǎo de wù​chā.

   There is only one second of error per day.

   Source: CCMatrix

2. 给自己一个更大的误差幅度。

   gěi zì​jǐ yī​ge gèng dà de wù​chā fú​dù.

   Give yourself a larger margin of error.

   Source: CCMatrix