Translation guide
Expressing the idea of moving or operating at maximum speed or capacity.
Describing a vehicle, person, or object moving as fast as possible.
The most direct and common way to say 'at full speed'. Used for running, driving, etc.
彼は全速力で走った。
He ran at full speed.
車が全速力で走り去った。
The car sped away at full speed.
Describing a machine, system, or process running at its highest possible rate.
Used for factories, machines, or systems operating at full capacity.
工場はフル稼働で動いている。
The factory is running at full speed.
Expressing that someone is putting all their energy into an activity, not necessarily physical speed.
The go-to phrase for 'with full effort', applicable to studying, working, etc.
試験勉強を全力でやっている。
I'm studying for the exam at full speed.
Literally 'with full power', often used for physical effort or metaphorical full effort, but can also mean full speed in context.
全力で走れ！
Run at full speed!
Loanword from English, common in casual or technical contexts.
彼はフルスピードで走った。
He ran at full speed.
Means 'at a furious speed', emphasizing intensity. More dramatic.
彼は猛スピードで走り去った。
He dashed away at full speed.
Can also be used metaphorically for processes, though more common for physical movement.
プロジェクトは全速力で進んでいる。
The project is moving forward at full speed.
Metaphorically extends to non-physical activities, implying rapid progress.
彼は全速力で仕事を片付けた。
He finished the work at full speed.