Ragbolt
n. [机]棘螺栓
🗣️ 情景例句
It was love at first sight.
那是一见钟情。
My Biochem lectures are in the morning, and the labs are in the afternoon.
生物化学的课安排在上午，实验在下午。
His previous attempts had been unsuccessful.
他以前的尝试没有成功。