多云: cloudy (meteorology)...
灰尘: dust...
皮球: ball (made of rubber, leather etc)...
成家: to settle down and get married (of a man), to become a recognized expert...
适用: to be applicable...
离奇: odd, bizarre...
芝麻: sesame (seed)...
危机: crisis...
发泄: to give vent to (one's feelings)...
姑且: for the time being, tentatively...