Operational support
[计] 运行支援
🧩 词语组成解析
🗣️ 情景例句
Good. Thank you. I'll be right down.
好，谢谢你。我马上下来。
I would like to cancel the reserved seat.
我要取消已预定的位置。
He explained that he had tried to fix the air-line to the supply line that ran round the port but could not because the fittings did not match.
他解释说他想供气管安装到铺设在码头周围的供应管上，但因为接头不相配而接不上。