When they were talking Mary kept butting in.

当他们时, 玛丽老是插嘴。

"Oh," said Minna, breaking in, lying with sudden unwonted fluency ,"I am a nursegirl."

“嗨”，明娜插嘴说，突然一反往常的习惯，一口气扯着谎，“我也是当保姆的”。

He's always ready to chime in with his opinion.

他时准备插嘴，表示自己的意见。

It is impolite to get a word in.

别人时插嘴是不礼貌的。