floodgate

IPA(Pronunciation)

/ˈflʌdˌɡeɪt/

Noun

broadly

An adjustable gate or valve used to control the flow of water through a sluice. / (by extension) Anything that controls or limits an outpouring of people, emotion etc.

Japanese Meaning

水や洪水の流れを調整・制御するための可動式の門や弁 / 比喩的に、大量の人や感情の噴出を制御、または制限するもの

What is this buttons?

The engineers inspected the floodgate before the storm to ensure it could control the river's flow.

Google Translation / DeepL Translation

技術者たちは嵐の前に水門を点検し、河川の流れを制御できることを確認した。

Details

Sense（1）

An adjustable gate or valve used to control the flow of water through a sluice.

At the start of the Second World War floodgates would be installed at the ends of the under-Thames sections of the Bakerloo and Northern lines to save them from inundation should bombs damage the riverbed.

Google Translation / DeepL Translation