Uls
abbr. unsecured loan stock 不稳定的借贷股票
🗣️ 情景例句
You never know what you can do till you try.
除非尝试，否则你永远都不知道你有何价值。
The doctor says that I should take quinine.
医生说我应该服用奎宁。
He wants to ride the machine like a bike and fly it like a plane.
他想让机器可以像自行车那样骑，可以像飞机那样飞。