So we have h, then we can draw our bond as a line.

那么我们有氢，可以把我们的键画成一条线。

youdao

And so this is the H-F bond in HF.

所以这是氟化氢中的氢氟共价键。

youdao

The wavelength of O-H bond is near the size of many bacteria.

O-H键的振动波长接近许多细菌的长度范围。

youdao

The wavelength of O-H bond is near the size of many bacteria.

O-H键的振动波长接近许多细菌的长度范围。

youdao