burette meniscus reader

例句：

1. 1. She used a buretteto measure the solution.
   她用注射器测量溶液。
2. 2. The nurse carefully inserted the burette into the patient's arm.
   护士小心地将注射器插入病人的手臂。
3. 3. The doctor administered the medication through theburette.
   医生通过注射器给药。
4. 1.The meniscus of the liquid iscurved upwards.
   液体的凸面向上弯曲。
5. 2. The meniscus of theoil film is smooth and round.
   油膜的凸面光滑且圆滑。
6. 3. Themeniscus of the droplet isat its highest point.
   水滴的凸面处于最高点。