The string of a musical instrument.

(乐器上之)弦；乐弦。

A straight line joining two points of a curve, esp. two points on the circumference of a circle.

【数】弦(指接连一曲线上两点之直，尤指接连圆周上两点之直线)。

A principal horizontal member in the supporting framework of a bridge.

弦材；木行材(支持桥架之主要的横料)。

String like structure, as in the throat etc.

【解】带(如声带)。

The straight, front-to -back line from edge to edge of an airplane wing.

【空】弦线(与机翼面前后相对之直线)。

An individual emotion or disposition.

心绪；情绪。

A combination of tones sounded simultaneously and in harmony.

【乐】和弦；和音。

To tune; bring into harmony.

调合(音调)；使音和谐。

To be in harmony.

和谐。