Heavy rainfalls swamped the lowlands.大雨淹没了低地.Heavy rainfalls flooded the crops.雨水淹没了庄稼.The course rode soft after the rainfalls.雨后骑起马来觉得跑道很松软....

n.阵雨，降雨（rainfall的复数形式）...

rainfalls的音标：rainfalls的英式发音音标为：['reɪnfɔ:lz]rainfalls的美式发音音标为：['reɪnfɔlz]...