adv.before the usual time or the time expected
同义词：earlyahead of time
TOO SOON
Too Soon
Too soon....
Too few, too soon
Too few, too soon.
Anhedonia: Too much, too soon
The Hurried Child: Growing Up Too Fast Too Soon
Do dropouts drop out too soon? Wealth, health and happiness from compulsory schooling ☆
The hurried child: Growing up too fast too soon (25th anniversary ed.).
Spermatid conception: a stage too early, or a time too soon?
