Lais
abbr. 土地评估信息系统（Land Appraisal Information System）；列车运行状态信息系统（Train Running Status Information System）
🗣️ 情景例句
But it's not going to be easy.
不过这事可不容易。
Which do you prefer, fishing or mountain-climbing?
钓鱼和登山，你更喜欢哪一个？
When he was decorating his house, he had gotten the bedroom painted first.
他装修房子时，先刷了卧室。