Soo
abbr. 超氧化物歧化酶；单点登录系统；销售订单
🗣️ 情景例句
What channel?
哪个频道？
Put (or Lay or Set) one's shoulder to the wheel.
出一把力。
'Do you always catch such an early train?' asked the inspector.
“您总是赶这样早的火车？”探长问。