Preflighting
(preflight 的现在分词) a. 起飞前的, 为飞机起飞作准备的
🗣️ 情景例句
I studied medicine there.
我在那里学医学。
Fifty-litre carboy would be the most economical size. Carboys may be retained without charge for two months.
50升的瓶子应是最经济的尺码，这些瓶子可免费保存两个月。
Because of this, they were known as 'prizefighters'.
因此，他们被称作“职业拳击手”。