testtube
/ˈtɛstˌtjuːb/
B1 · Intermediate★★☆☆☆
Simple Meaning
科学実験で使われる小さなガラス管。
When to Use
⚙️Technical📚Academic Writing
Intermediate — can handle common situations
Examples in Conversation
“その試験管には酸が入っているから気をつけて。”
“科学者は液体を試験管に入れて加熱した。”
Learning Path
▶Full Definition
A thin, cylindrical glass tube closed at one end, used in scientific experiments to hold small amounts of substances.
“The chemist carefully poured the liquid into a clean testtube for analysis.”