1·It has been raining heavily all day.
一整天雨都下得很大。
—— 《柯林斯英汉双解大词典》
2·It was raining heavily.
雨下得很大。
—— 《牛津词典》
3·It was raining heavily and visibility was poor.
当时天下着大雨，能见度很低。
—— 《牛津词典》
4·It's raining heavily now.
现在雨下很大。
5·It's raining heavily outside.
外面雨下得很大。
6·Don't go out now, it's raining heavily.
现在别出去，雨下得很大。
7·They were sad because it was raining heavily.
他们很伤心，因为雨下得很大。
8·Kelly, don't go out, please. It's raining heavily.
凯利，请不要出去。雨下得很大。
9·To make things worse, it started raining heavily half an hour later.
更糟糕的是，半小时后开始下起了大雨。
10·Although it is raining heavily, the policemen are still on duty in the street.
虽然下着大雨，但警察们仍在街上执勤。