double flat

常见例句

I can tell the difference between a flat and a double flat notation.
我可以分别降半音符号与双倍降半音符号之间的区别。
Double Flat lron Large Bus Wiping Arm
双扁铁大巴刮臂
double flat bottom evaporating dishes
平底蒸发皿
He is working double tides to finish his essay.
他日夜苦干，赶写他的文章。
I do not realize it is a double feature.
我原先不知道这是双片连映。
Double agents live in a perpetual state of fear.
两面派永远过着提心吊胆的生活。