速い
adjective
fast
速く、軽く動くさま。
fast
はやい
A1Beginner
この電車、思ったより速いね。
This train is faster than I expected.
緊張すると、心臓が速く打つのが自分でも分かる。
When I get nervous, I can feel my heart beating faster.
この海峡は潮の流れが速く、船の航行が難しい。
The currents in this strait are fast, making navigation difficult.
彼は仕事が速いだけでなく、判断も的確な優秀な社員だ。
He is an excellent employee who not only works quickly but also makes sound decisions.
確かにこの方法のほうが速いけど、ミスも起こりやすい。
It's true that this method is faster, but it's also more prone to mistakes.
長距離を走るなら、最初から速いペースで入らないほうがいい。
If you’re running a long distance, it’s better not to start out at a fast pace.
山あいの滝川は流れが速く、雨の後には特に危険だ。
The mountain stream is fast-flowing and especially dangerous after rain.
運動後は脈拍が速くなるのが普通だ。
It's normal for your heart rate to increase after exercise.
図体は大きいのに、意外と動きが速い。
It has a big frame, but it moves surprisingly fast.
さすが経験者だけあって、作業がとても速い。
As you’d expect from someone experienced, they work very quickly.