The people at the party were worried about Janet because no one was aware of where she had gone.
参加聚会的人们都为珍妮物担心,因为没人知道她去哪里了。
Ships may be delayed by storms; flights may be cancelled because of bad weather, but trains must be on time.
轮船船期可能因风暴而推延,飞机航班可能因恶劣天气而取消,唯有火车必然是准点的。