身材: stature, build (height and weight), figure...
岳父: wife's father, father-in-law...
安宁: peaceful, tranquil, calm, composed, free from worry...
富含: to contain in great quantities, rich in...
六: six, 6...
介绍: to introduce (sb to sb), to give a presentation, to present (sb for a job etc),...
一心一意: concentrating one's thoughts and efforts, single-minded, bent on, intently...
提交: to submit (a report etc), to refer (a problem) to sb...
夏天: summer...
吃力: to entail strenuous effort, to toil at a task, strenuous, laborious, strain...