Aperiodograph
非周期性线图
🗣️ 情景例句
Wonderful.
真精采。
To really understand a man we must judge him in misfortune.
要真正了解一个人，需在不幸中考察他。
It was not long before a helicopter arrived on the scene to rescue the survivors of the plane crash.
不久，一架直升飞机飞抵飞机失事现场，来搭救这几个幸存者。