Test flight
n. 试飞, 试验飞行
🧩 词语组成解析
🗣️ 情景例句
using as many letters as possible.
尽可能多用字母，
I'm catching the 11:00 train.
我准备赶11点火车。
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。