Impulse testing
[计] 脉冲测试
🧩 词语组成解析
testing
[['testiŋ]]
n. 测试\\na. 吃力的, 试验的
🗣️ 情景例句
You'll never guess what I heard.
你永远也猜不到我听说了什么。
How's your son?
你的表兄好吗？
and in the course of a few hundred miles reaches the true ocean floor at 2,500-3,500 fathoms.
一直延伸到几百英里远深达2，500至3，500的地方，