下弦的英文怎么说

下弦的英文：
bottom (lower) chord
lower camber
lower strings
last quarter

One fourth of a lunar month; position of the moon at the end of the first and third of quarter.
太阴月的四分之一；月球上弦或下弦的位相。

The moon was in its last quarter, and was long beset with clouds, but after a while, shone out
这下弦的弯月长久地被云层所包围，过了一会，才射出皓光。

reach the bottom
到达底部

Get to the bottom of
弄个水落石出

Look, the bottom is bubbly!
看，鞋底有有很多泡泡呢！

rate lower; lower in value or esteem.
降低事物的等级；让事物的价值或声望下降。

He is a teacher of a lower form.
他是低年级的老师。

To lower in quality or character;debase.
使变得低劣降低质量或品格；贬低

This is a chord of a circle.
这是个圆的弦。

The progression of a dissonant tone or chord to a consonant tone or chord.
解决不谐和的音调或和弦向和谐的音调或和弦的过渡

There are two naturals in this chord.
这一和弦中有两个本位音。