Preexisting
v. 先前存在( preexist的现在分词 )
✅ 同义词
🗣️ 情景例句
Right here.
就在这 。
Explosion
爆发
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。