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。
The first essential in elephant training is to assign to the animal a single mahout who will be entirely responsible for the job.
驯象中至关重要的是指派一名专门的驯象员,全面负责这项工作。