求翻译：1. 4 内皮细胞鉴定 倒置显微镜下观察细胞形态：开始3-5天内，尽量不搬移培养瓶，7-10天后每天于倒置显微镜下观察有无细胞及细胞形态。是什么意思？

1.4 Identification of endothelial cells, cell morphology was observed under inverted microscope: Start 3-5 days, try not to move the flasks, 7-10 days after the day on whether the cells were observed under inverted microscope and cell morphology.

skin cells within 1 4 identifying inverted microscope observed under 3 -5: The start cell patterns within days, and try not move the train bottles per day, 7 -10 days later under the inverted microscope observation with cell-free and cell morphology.

1. Under 4 endothelial cell appraisal inverted microscope observes the cellular form: Starts in for 3-5 day, as far as possible doesn't the removal culture bottle, after whether there is 7-10 day every day observe the cell and the cellular form under the inverted microscope.

1. identification of inverted microscope observation of cell morphology of endothelial cells: within 3-5 days began, trying not to remove flasks, 7-10 days after the day on inverted microscope observation of cell-free and cell morphology.

1. endothelial cell identification inverted microscope observation of cell morphology: start 3-5 days, try not removed flasks, daily inverted microscope observation after 7-10 days have no cells and cells.