他没有回应我，只顾咚咚咚上得楼来。
He did not respond I have only concentrated on the very floor to Dongdong dong.
youdao
我正在做作业呢，忽然听到“咚咚咚”的声音。
I was doing my homework suddenly I heard some sound of "Dong!"
邮差敲门咚咚咚。
You can hear the postman knock.
来访者“咚咚咚”地敲着门，直到他应门时才停。
The visitors beat at the door until her answered.
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