Aperiodograph
非周期性线图
🗣️ 情景例句
God helps those who help themselves.
天助自助者。
We are happy to be of help.
我们十分乐意帮助。
as by falling into inaccessible caves, or into an ice crevasse, like the Siberian mammoths,
如掉进难以到达的洞穴，或掉进冰河裂缝里，或者像西伯利亚长毛象那样掉进冰窟中，