第7期给大家介绍 HOLD (1) 系列：
hold (sth./sb.) down (to prevent sb. form moving; to keep a job for some time)
hold off (keep at a distance; delay doing sth.)
hold on (maintain one's grip; wait)
hold on to (cling tightly to)
hold one's breath (stop breathing out of excitement, horror or surprise)
hold one's own (do reasonably well despite difficulty or criticism)
hold out (continue to be in supply; continue to resist)
hold over (prolong the engagement of)
请大家写下中文解释^_^