Borobutane
丁硼烷
🗣️ 情景例句
Take it easy. Don't work too hard.
悠着点。不要操劳过度。
Grasp the shadow and let go the substance.
舍本逐末。
Here are the results. Girls' relay: The winners -- Class 4! (Hooray!)
获胜者--4班！（好！）