English Dictionary

under one's own steam

IPA（発音記号）

/ˌʌndə ˈwʌnz əʊn ˈstiːm/

前置詞句

比喩的用法 慣用表現

(nautical, rail transport) Of the movement of a locomotive or a watercraft: by means of the power of its own engines (originally steam engines), rather than pulled or pushed by another vehicle.

日本語の意味

自力で動く。具体的には、船や機関車などが、他の力に引っ張られたり押されたりせず、自らのエンジン（元来は蒸気機関）の力で推進することを指す。 / 外部の助力なく、自身の動力のみで動作または走行すること。

After the overhaul, the old steam locomotive returned to the workshops under one's own steam rather than being towed.

整備の後、その古い蒸気機関車は牽引されることなく、自らのエンジンの力で車庫へ戻った。

意味（1）

(nautical, rail transport) Of the movement of a locomotive or a watercraft: by means of the power of its own engines (originally steam engines), rather than pulled or pushed by another vehicle.

Now the tug no longer moved under her own steam, nor had it been since coming alongside the wall of the central pier. For all vessels must be towed through the lock basins, and towed not by other craft, but by electric locomotives that run alongside, on top of the concrete walls.

意味（2）

Using one's own resources; independently, unaided.

People come at their own risk, at their own expense, under their own steam, said Mhairi McKenzie-Robinson, chief administrator of the Fringe [Edinburgh Fringe Festival].

意味（3）

At one's own initiative; of one's own accord, unbidden, unprompted.

I'd been wanting her to go for a long, long time, hoping she'd get up the gumption to do it under her own steam so I wouldn't have to make a scene about it.