拆分记忆: school+bagn. 书包You can try on this schoolbag.您可以试背一下这个书包。Then, I packed my schoolbag.然后,我收拾了我的书包。You book is in my schoolbag.你的书在我的书包里。Would you take off your schoolbag?你能取下你的书包吗?My schoolbag is left here.我的书包忘在这里了。