弟子: disciple, follower...
寄: to send, to mail, to entrust, to depend on, to attach oneself to, to live (in a house), to lodge, foster (son etc)...
母鸡: m4 zi1)...
鼠: rat, mouse...
清楚: clear, distinct, to understand thoroughly, to be clear about...
毛: hair, feather, down, wool, mildew, mold, coarse or semifinished, young, raw, careless, unthinking, nervous, scared, (of currency) to devalue or depreciate, classifier for Chinese fractional monetar...
大家庭: extended family, big family, harmonious group...
专心: to concentrate, absorption, concentration, engrossed...
致力于: devote oneself to/hammer at/apply oneself to/bend oneself to/commit oneself to...
大哥: eldest brother, big brother (polite address for a man of about the same age as oneself), gang leader, boss...