这个哑铃重10千克。

The dumbbell is 10 kg.

他每天早上用哑铃锻炼。

He exercises with a dumbbell every morning.

这个哑铃太重了，我举不起来。

This dumbbell is too heavy for me to lift.

你可以用哑铃来增强手臂力量。

You can use a dumbbell to strengthen your arms.

她买了一对新的哑铃。

She bought a new pair of dumbbells.

这个哑铃重15磅。

This dumbbell is 15 lbs.

他们在健身房里使用哑铃进行训练。

They use dumbbells for training in the gym.

他更喜欢用杠铃而不是哑铃来做卧推。

He prefers using a barbell over dumbbells for bench press.

使用5磅重的哑铃做一组10次。

Use 5-pound dumbbells for one set of 10 reps.

你每天举三组十磅重的哑铃，每组十次。

You were lifting 10-pound dumbbells for three sets of 10 reps every day.