十年の修業を経て、彼はようやく一人前の職人になった。
After ten years of training, he finally became a full-fledged craftsman.
まだ半人前のくせに一人前の口をきくな。
Don't talk like you're a grown-up when you're still only half-trained.
子供たちも就職して、それぞれ一人前になった。
The children have found jobs and each stand on their own two feet now.