test-tube
英语音标
英式：[ˈtesttjuːb]美式：[ˈtestˌtjuːb]
英语翻译
n.试管
英语例句
用作名词 (n.)He held the test tube in his hand thoughtfully. 他沉思地把试管拿在手里。
n.试管
He held the test tube in his hand thoughtfully. 他沉思地把试管拿在手里。
