起劲 (qǐjìn) — enthusiastic; vigorously; with gusto

Characters in this word

Strokes: 10
Radical: 走 — to walk, to run, to flee
Made of: 走 to walk, to run, to flee 己 self, oneself
How it's built: Phono-semantic — one part hints at the meaning, another at the sound

Strokes: 7
Radical: 力 — strength, power
How it's built: Phono-semantic — one part hints at the meaning, another at the sound

记者越追问，发言人反而解释得越起劲，似乎有意转移焦点。 Jìzhě yuè zhuīwèn, fāyánrén fǎn'ér jiěshì de yuè qǐjìn, sìhū yǒuyì zhuǎnyí jiāodiǎn. The more the journalist pressed, the more vigorously the spokesperson explained, seemingly trying to shift the focus.
大家聊得正起劲，谁都不想回家。 Dàjiā liáo de zhèng qǐjìn, shéi dōu bù xiǎng huíjiā. Everyone was chatting with such enthusiasm that nobody wanted to go home.
他干起活来特别起劲，一上午就把院子扫完了。 Tā gàn qǐ huó lái tèbié qǐjìn, yì shàngwǔ jiù bǎ yuànzi sǎo wánle. He throws himself into work with real gusto; he swept the whole yard in one morning.