Flight-testing
v. 试飞（飞机）( flight-test的现在分词 )
🧩 词语组成解析
testing
[['testiŋ]]
n. 测试\\na. 吃力的, 试验的
🗣️ 情景例句
There are several tours of the Grand Canyon.
到大峡谷有好几个旅游团。
We'll have fine weather for the next few days?
以后几天天气晴朗。
Topsail is a famous little boat.
“涛波赛”号是艘有名的小艇，