Hddss
网状分布式决策支持系统
🗣️ 情景例句
She's a real job jumper.
她老是跳槽。
How long will it take for a package to get to California?
你把包裹寄到加州要多长时间?
a flight attendant told us to keep calm and to get off the plane quietly as soon as it had touched down.
一位空中乘务员告诉我们要保持镇静，待飞机一着陆，就马上不声不响地离开飞机。