test tube

例句 (10)

• Scientists often use test tubes for conducting experiments.科学家经常使用试管进行实验。
• The chemical reaction was carefully observed in a small test tube.化学反应在一个小试管中被仔细观察。
• She poured the clear liquid into the test tube with precision.她精确地将透明液体倒入试管中。
• A rack filled with various test tubes stood on the laboratory bench.实验室台架上放着一排装满各种试管的架子。
• They need to sterilize all the test tubes before starting the new project.他们需要在新项目开始前对所有试管进行消毒。
• Each test tube contained a different sample for analysis.每个试管都装有不同的样本以供分析。
• The young student was excited to hold a test tube for the first time.这位年轻的学生第一次拿着试管时很兴奋。
• Be careful not to drop the test tube, as it contains a valuable reagent.小心不要掉落试管，因为它含有宝贵的试剂。
• This particular test tube is designed for high-temperature reactions.这个特殊的试管是为高温反应设计的。
• The discovery was made after years of work in a simple test tube.这一发现是在简单的试管中经过多年的工作后取得的。