Bié / pà shì / gāi / shuō míng / qíng kuàng / de / shí hou / jiù yào / yǒng gǎn de / shuō chū lái

别怕事，该说明情况的时候就要勇敢地说出来。

Don't be afraid of getting involved; speak up bravely when you need to explain the situation.