Panapak
波纹填料
🗣️ 情景例句
To enjoy the simple things in life ...
享受人生乐趣……
She made a notable contribution to science.
她对科学做出了杰出的贡献。
It then sends these signals down an ordinary telephone line to another fax machine, which changes the signals back into the shapes of letters.
然后把这些符号通过一条普通的电话线送到另一台传真机上，传真机又把符号变为字母形状。