999英语网单词

test-tube的意思

test-tube

['testtju:b]

adj. 人工授精的；在试验管中作成的
n. 试管；试验管；人工受精

test-tube

英文词源

test-tube (n.): 1809, from test (n.) + tube (n.). So called because it originally was used to test the properties of liquids. Test-tube baby is recorded from 1935.

双语例句

1. So far 57 have taken the test and all have been negative.: 到目前为止，参加测试的有57人，测试结果均呈阴性。

2. He tried to bluff his way through another test and failed it.: 他试图再次在考试中蒙混过关，但却露馅了。

3. The scientists have already experimented at each other's test sites.: 科学家已经在彼此的实验场所进行了实验。

4. The test can accurately predict what a bigger explosion would do.: 该试验能准确地预测一次更大爆炸的威力。

5. He suggested a link between class size and test results of seven-year-olds.: 他认为7岁大的学生的测试分数和班级的规模有关系。

相关单词