Underfrequency
降低了的频率, 最低的频率, 低于额定频率
🗣️ 情景例句
More tax cuts are in the cards.
看来会进一步减税。
The audience stared the acrobats in great wonder.
观众以惊异的眼光注视着杂技演员。
They are near the river.
他们紧靠着河。