English ⇄ Chinese

excessive rain
agric.	淫雨
construct.	雨水过多
desert.	久雨; 霪雨
hydroel.st.	常降雨
tech.	雨量过大 (fall of long duration); 多余雨量 (fall of long duration); 过多的雨水 (fall of long duration); 特大雨量 (fall of long duration); 雨水过多 (fall of long duration); 霪雨 (fall of long duration); 久雨 (fall of long duration); 非常降雨 (fall of long duration)

excessive rain : 2 phrases in 2 subjects

Agriculture	1
Bridge construction	1