- a cylindrical round-bottomed glass tube open at one end: used in scientific experiments
- (modifier) made synthetically in, or as if in, a test tube: a test-tube product
| 单词 | test tube |
| 释义 | WordReference Random House Learner's Dictionary of American English © 2024 ˈtest ˌtube, n. [countable] WordReference Random House Unabridged Dictionary of American English © 2024
test′ tube′,
test-tube (test′to̅o̅b′, -tyo̅o̅b′),USA pronunciation adj.
Collins Concise English Dictionary © HarperCollins Publishers:: test tube n
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