Spectral action
[电] 频谱作用
🧩 词语组成解析
spectral
['spɛktrəl]
adj. （似）鬼的;幽灵的;谱的;光谱的;
action
['ækʃən]
n. 行动，活动;功能，作用;手段;[法]诉讼;
🗣️ 情景例句
Who wants to begin?
谁先开始？
As soon as he comes, we'll let him know.
他一来，我们就告诉他。
As we had had a long walk through one of the markets of old Delhi, we stopped at a square to have a rest.
当我们穿过旧德里的市场时走了很长一段路，我们在一个广场上停下来休息。