最終更新日：2025/11/19

Dictionary quizzes to help you remember vocabulary

Dictionary quizzes to help you remember vocabulary

(transitive) To vent, usually, to reduce pressure in a container. / (intransitive) To let steam escape through a passage provided for the purpose.

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blow off

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元となった辞書の項目

blow off

動詞

他動詞自動詞イギリス英語婉語慣用表現

日本語の意味

容器内の圧力を下げるために、蒸気やガスなどを逃がす / 目的で設けられた通気口を通じて、蒸気が放出される

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If you don't open the pressure-release valve slowly, the steam could blow off the cap.

Google翻訳 / DeepL翻訳

減圧弁をゆっくり開けないと、蒸気がふたを吹き飛ばすおそれがある。

意味（1）

(transitive) To vent, usually, to reduce pressure in a container.

The radioactivity was released when they blew off steam from the containment vessel.

Google翻訳 / DeepL翻訳

意味（2）

(intransitive) To let steam escape through a passage provided for the purpose.

The engine or steamer is blowing off.

Google翻訳 / DeepL翻訳

意味（3）

(intransitive, euphemistic, UK) To pass gas; to break wind, to fart.

Women have strong ones and men blow off far more often. It's a biological fact.

Google翻訳 / DeepL翻訳

意味（4）

(idiomatic) to shirk or disregard (a duty or person).

I decided to blow off the meeting and leave early.

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意味（5）

(transitive) To forcibly disconnect something by use of a firearm or explosive device.

Her leg was blown off by a landmine.

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意味（6）

(transitive) To remove something by blowing it.

In order to deal with deposits of soot on boiler-tubes while running, especially if poor coal is in use, locomotives are often now provided with blowers on the firebox back-plate which can be made to discharge a jet of high pressure steam towards the firebox tubeplates; this has the effect of loosening and blowing off the soot deposits.

Google翻訳 / DeepL翻訳

blows off

（ present singular third-person ）

blowing off

（ participle present ）

blew off

（ past ）

blown off

（ participle past ）

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