在你拿显微镜的时候,注意确保所有的背包不在过道里!（防止绊倒,大概做实验的时候有些学生会把背包放在脚下椅子后面）.拿显微镜的时候,一只手抓住显微镜的臂,一只手托住显微镜的底座.拿的时候靠近你的身体.
英语翻译Make sure all backpacks are out of the aisles before you
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