rapid 'ræpid
释义
a. 迅速的, 飞快的, 急促的, 陡的
n. 急流
英文释义
n. a part of a river where the current is very fast
s. done or occurring in a brief period of time
s. characterized by speed; moving with or capable of moving with high speed
词形变化
复数: rapids
BNC词频排名: 2,402 | 当代语料库词频排名: 3,029