时针与分针所夹角度问题的解法 --中国期刊网 关键词:时针;分针;角度;解法 [gap=1637]Key words: hour hand; minute hand; angle; solutions
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luminous skeleton cannon minute hand 夜明轮廓空心分针
luminous skeleton minute hand 夜明轮廓分针
big minute hand 大分针
central minute counter hand 中心计数分针
minute counter hand 分计数针
N the pointer on a timepiece that indicates minutes, typically the longer hand of two 钟表的分针 → compare hour hand, second hand
It watched the back of his neck and hat for a minute, and then a hand came in and sat on his shoulder.
他从后面看了看,那个人的脖颈和帽子,然后将手伸进了车窗,搭在了他的肩上。
We have 266 ping-pong balls, and we need someone, hopefully you, to be some radioactive material that are going to be emitting these ping-pong balls. And when the time comes, in just a minute, I'll ask the TAs to come down and hand these out very quickly to you, so we can do this experiment.
你们有些人那天,看到我在办公室数乒乓球,我们需要几个人,希望是你,来作为放射材料,放射这些乒乓球,等会我会让助教,把这些球发给你们。
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