📚 WordMate 词典

n. 三倍数, 三个一组
a. 三倍的
vt. 使增至三倍
vi. 增至三倍

n. a base hit at which the batter stops safely at third base
n. a quantity that is three times as great as another
v. increase threefold
v. hit a three-base hit

过去分词: tripled 过去式: tripled 复数: triples 现在分词: tripling 第三人称单数: triples