As he ran the master raised his arm and a pistol shot rang in the air.

他跑的时候，主人举起胳膊，一声枪声在空中响起。

youdao

The master, throned on high in his great splint-bottom arm-chair, was dozing, lulled by the drowsy hum of study.

老师高高地坐在他那把大细木条扶手椅上，听着催人入睡的读书声，正打着盹。

youdao

Through the open window I saw my schoolmates already in their places. The master was walking up and down the room with the iron ruler under his arm and a book in his hand.

从开着的窗子望进去，我看到同学们已端坐在自己的座位上，老师手里拿着一本书，胳膊下夹着铁戒尺，在教室里走过来走过去。

youdao

"Unless you're a master at using it, you can cut your arm off, " he said.

WSJ: When Freemium Fails

And though he feared he couldn't afford his master's degree, he found work with the research and development arm of the U.S. Army and left school debt-free.

CNN: His other car is on Mars