signs of problems or weaknesses in a system or relationship
系统或关系中的问题或弱点迹象 (xitong huo guanxi zhong de wenti huo ruodian jixiang)
"There are cracks in the wall of their friendship lately."
"最近他们的友谊出现了裂痕。" (Zui jin tamen de youyi chuxian le liehen.)
someone who is very similar to their parent
to quickly become good friends
recovered and healthy again
time when one relaxes and does not work
to join with others for a shared goal
to stay focused on your goal or objective despite obstacles