秋汛的英文：
autumn flood

autumn是什么意思：
n. 秋天；成熟期

In its autumn tint of gold.
从它金色，如秋天一般的色彩。

It is bright and fresh in early autumn.
初秋的天气格外明朗清新。

Autumn is the best season for travelling.
秋天是最适合旅行的季节。

There is a breath of autumn in the air today.
今天的天气已露出了一丝秋天的气息。

Yes, autumn is bewitching!
哦! 好一派迷人的秋色啊!

flood是什么意思：
n. 洪水，水灾，大批，大量
v. 淹没，泛滥，大量涌入，挤满，充满，照进，（使）溢流

flood lubrication
溢流式润滑

The land was desolated by floods.
洪水使田野荒芜。

Floods brought destruction to the vally.
洪水给山谷造了大灾害。

The accident unlocked a flood of tears.
这个意外让他的眼泪流了出来。

We are sympathetic with the flood sufferers.
我们同情水灾受难者。