undertone的例句（undertone在句子中的用法）

• The noise occultation was significant, and the undertone was the easiest one to be occulted. 噪音对信号的掩蔽作用显著, 其中低音最易被掩蔽.
• The sobbing voice had an undertone of anger. 啜泣声中隐隐透着愤怒。
• 'What d'you think?' she asked in an undertone... “你觉得怎么样？”她小声地问道。