contract
英 ['kɒntrækt]
美['kɑntrækt]
	    - vi. 收缩;感染;订约
 - vt. 感染;订约;使缩短
 - n. 合同;婚约
 
英英释意
- 1. a binding agreement between two or more persons that is enforceable by law
 
- 2. (contract bridge) the highest bid becomes the contract setting the number of tricks that the bidder must make
 
- 3. a variety of bridge in which the bidder receives points toward game only for the number of tricks he bid