Einstein pursed various theories for the work of a toy but failed to know its operating principle.

Mom pursed her lips. “We do not” she reminded us gently, “want to have to go to the bank.” We all shook our heads.

The [color=#ff3853]assistant[/color] pursed her lips. A: n. 蓝色 B: n. 老鼠；卑鄙小人 C: n. 助手；助教 未知类型：{'label': 'source', 'content': '牛津词典', 'isMemberControl': 0, 'type': 181}