Demonstration testing
[计] 论证试验
🧩 词语组成解析
testing
[['testiŋ]]
n. 测试\\na. 吃力的, 试验的
🗣️ 情景例句
These knives are guaranteed never to go blunt.
这些刀保证不会变钝。
How did this happen?
怎么会这样？
She went into my room and got a big surprise when she saw all those books on the floor.
她走进我的房间，当她看到地板上的那些书时，大吃一惊。