学个词 Learn A Word:1115 walk a fine line

今天我们要学的词是walk a fine line. To walk a fine line, 小心行事。 "Coaches have to walk a fine line between pushing their players to their full potential and pushing them too hard," 做为教练，一定要在鼓励运动员充分发挥潜力，和给运动员压力过大之间把握好分寸。
在美国，很多学校都建议老师不要在社交网站上跟学生做朋友。不过， "The schools have to walk a fine line because they cannot dictate their employees’ behavior outside office hours," 学校对这个问题的处理也要格外小心，因为它们管不着雇员八小时以外的行为。好的，今天我们学习的词是walk a fine line....