颜色主基调是灰和蓝，很简洁的感觉。

Color is the main tone gray and blue, feeling very simple.

youdao

2003年宏观政策的主基调将是保持政策的稳定性和连续性，进一步巩固经济复苏基础。

The main tune of macro economic policy in 2003 will be to keep the stability and consistency of policy to further strengthen the basis for economic recovery.

youdao

Paul说“一旦我们确定音乐的主基调，我们就会想那里可能有点儿间隙，我就说假如管弦乐怎么样？

Says Paul: "Once we'd written the main bit of the music, we thought, now look, there's a little gap there; and we said oh, how about an orchestra?

youdao