His fingers swept the strings of the guitar.

他的手指轻拂着吉他的弦。

This is a chord of a circle.

这是个圆的弦。

He carried an ancient Greece heptachord hither and thither, chanting his poems to people he met.

他背着希腊古代的七弦竖琴，四处漂泊，把自己的诗吟唱给人们听。

He sat on the bed,idly plucking the strings of his guitar.

他坐在床上,拨着吉他的弦。

He had his tennis racket strung.

他将网球拍的弦装好了。

If you play bluegrass, rockabilly or baroque music, you owe it to yourself to play on a true, full set of all of gut strings.

若你奏蓝草音乐，乡村摇滚乐或巴洛克音乐，你就用全套真正的羊肠弦演奏。

It is composed of the XD-I vibroscope based on the string vibration and the XQ-I fibre tensile tester with pneumatic clamp operating and data processing function.

仪器由按弦振动原理设计的XD-1型振动式细度仪及具有气动夹持操作及数据处理功能的XQ-1型纤维强伸度仪组成。