increase of frequency的用法和样例：
例句
- If we again increase the frequency, we come into the range that is used for FM and TV.
假如再提高频率，那么就进入调频广播和电视所用的波段。 - They were told that they could move no higher in frequency until they relocated, as California was too dense to support their continued evolution.
他们被告知，他们不再能提高频率直到重新安家为止，因为加利福尼亚太致密而无法支持他们的继续进化。
