Grace broke off a large piece of the clay.

格雷斯使劲掰掉了一大块陶土。

《柯林斯英汉双解大词典》

She fell off a ladder and broke her arm.

她从梯子上掉下来，摔断了胳膊。

《牛津词典》

She broke off a piece of chocolate and gave it to me.

她掰了一块巧克力给我。

《牛津词典》

Pieces of gypsum broke off. The wind wore them away to a size small enough to pick up and carry for short distances.

VOA: special.2010.01.04

Near the top, a path broke off and led to a flat open plot, where the castle should have been, but, save for an old stone wall, there were no ruins to be seen.

NEWYORKER: Master of Play

However, the Glasgow side grabbed a deserved equaliser when a Hutton cross broke off a defender and Boyd showed his renowned poacher's instinct.

BBC: SPORT | Football | Europe | Auxerre 2-2 Rangers

Minor hit a two-run drive inside the left field foul pole off Dillon Gee (2-6) that broke a scoreless tie and touched off a five-run burst.

WSJ: Minor leads Braves over Mets for 8th win in row