red tube
英 [red tjuːb] 美 [red tuːb]
红色信号管
例句
The factors of affecting the growth and differentiation of Philodendron erubescens Red Emerald tube shoots
影响红宝石喜林芋试管苗生长分化的因素
LED display outdoor oasis universal use of ultra-high brightness monochrome red or green light-emitting tube.
四海绿洲LED户外单色显示屏使用超高亮度的红色或绿色发光灯管。
