Writing also requires research, proper citation, and following citation styles such as APA or MLA. After completing a draft, students must engage in editing, revision, and proofreading to ensure the essay is polished, clear, and free of errors.

还需进行研究，正确引用，并遵循APA或MLA等引用格式。完成初稿后，学生必须进行编辑、订校对，以确保论文精炼、清晰且无错误。

Double-click on the x-axis. The Format Axis dialog box will appear. Set the major and minor tick mark types to " None" and the tick mark labels to " Low" . Select Alignment and set the alignment to 90. Select OK.

双击 x 轴。将出现“设置轴格式”对话框。将次刻度线类型设置为“无”，并将刻度线标签设置为“低”。选择“对齐”并将对齐设置为 90。选择“确定”。