1、twenty [twenti].

2、释义n. 二十；二十年代,num. 二十,adj. 二十的

3、例句The house is mortgaged to the bank for twenty thousand dollars. 这房子以两万美元押给银行。Twenty students have been flunked out and had to leave the school. 二十名学生考试不及格而被学校勒令退学。