And how many nodes do you see in the 3 s orbital?
那3s轨道有多少个节点呢？
So for a 2 s orbital, how many total nodes will we have?
对于2s轨道，有多少个节点？
I "ve heard many stories about how a horse saved his master" s life.
我听说过很多故事一匹马救了他的主人的生活。
How many U. S. TV dramas have you watched less than one season?
你看过一季以下的美剧有多少？
How many U. S. Senators are there?
美国参议员有几位？
How many commemoration days are there in one person 's life?
在一个人的一生中又多少纪念日？
How many years can a mountain exist before it 's washed to the sea?
一座山峰被冲刷进海里前能存在多少载？
S. Embassy was unable to confirm how many cases it had been advised of.
美国使馆方面也无法证实发布过多少类似的通告。
We elect a U. S. Senator for how many years?
我们多久选一次联邦参议员？
Now, imagine how many email s professionals receive a day including the word "meeting."
现在，再想象一下有多少封邮件中会带有%“开会”的关键词。
We elect a U. S. Senator for how many years?
问：我们选联邦参议员多少年一次？
How many carry-on "s may I take on the plane?"
上飞机时，我能带几件随身的提包？
How many carry-on "s may I take on the plane?"
上飞机时，我能带几件随身的提包？
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