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
It's nice to see you again.
很高兴再见到你们。
He has spent over six years working in Africa and India.
在非洲和印度工作了六年。
Can't you see? They're boxes!
你没看到吗？是一些箱子。