保证: guarantee, to guarantee, to ensure, to safeguard, to pledge...
气球: balloon...
操纵: to operate, to control, to rig, to manipulate...
信任: to trust, to have confidence in...
缩小: to reduce, to decrease, to shrink...
昆虫: insect...
异常: exceptional, abnormal, an anomaly...
主妇: housewife, woman of senior authority in a household, the lady of the house, hostess...
一刹那: a moment, an instant, in a flash...
车上: in the car...