two-toned
美
英 
例句
Just as I start to turn back home I hear it: the soft, two-toned whistle of chickadees.
就在我轉身要回去時,我聽到了兩聲輕輕的山雀啼叫。
I got back in my car and drove the couple of hours to retrieve my two-toned touring buddy, arriving near midnight.
我又回到車里,開了幾個小時,去取回我那會發出兩個聲調的小旅伴。
In the constrained rhythmic environment, the integration of the two-toned rhythm played a great role in the formation of the affixes "old" .
在韻律環境制約中,雙音化的韻律整合在推動詞綴“老”的形成過程中起了很大的作用。