Method 1:

1. Under the sogou input method, right-click the status bar to find sogou;

2, find the emoji-symbol daquan, and then click;

3. Enter "Wave" in the search box in the upper right corner to find the wave line in the results on the left. Use it a little bit.

Method 2:

1. Right-click the status bar of sogou and select Soft Keyboard-Punctuation;

2. After opening, you can find the wavy line in the soft keyboard, and you can click it when using it.

Tip: "~" can be used as an abbreviation letter, a phonetic symbol or a single word. Mathematically, it is a mathematical symbol representing equivalence relation. In the final use (especially in lexicography), it is sometimes used as a font size.

The symbol of how to express heart rate is abbreviated as P, and the full English name is Pulse, which is pulse. The unit is bpm = beats per minute, that is, times per minute. For example, the pulse rate is 100 beats/min, and it is generally recorded as P: 100 bpm.