noun🔗Share抱怨，牢骚。 Complaining"the grumblings of a bad-tempered man"一个坏脾气的人的抱怨牢骚attitudecharacteremotionChat with AIVocabulary GamePractice Reading
noun🔗Share咕噜声，隆隆声 Rumbling"The teacher heard the grumblings of the students who didn't want to take the test. "老师听到了不想考试的学生们发出的嘟囔声/咕哝声。soundsensationChat with AIVocabulary GamePractice Reading
