twofold
英 ['tuːfəʊld]
美['tufold]
	    - adj. 双重的;两倍的
 - adv. 双重地;两倍地
 
英英释意
- 1. having more than one decidedly dissimilar aspects or qualities;
 - "a double (or dual) role for an actor"
 - "the office of a clergyman is twofold; public preaching and private influence"- R.W.Emerson
 - "every episode has its double and treble meaning"-Frederick Harrison
 
- 2. twice as great or many;
 - "ate a double portion"
 - "the dose is doubled"
 - "a twofold increase"