You had to be very confident because it was going to take a long time, a fantastic amount of labor, a tremendous amount of money to do that.
你不得不相信,建造一座蜂巢墓要花费很长时间,大量的劳动力,以及庞大的金钱支持
But it's going to take a long time, I think.
虽然这会花费很长的一段时间。
.. In 1799, it would cost so much to mail a letter-- I don't know exactly, something like $10 or $20 to mail a letter at today's rate-- and it would take a long time get there.
在1799年,寄封信需要花费-,我也不清楚具体的数字,大概相当于现在的10到20块钱-,而且还要花很久才能送达。
And again it doesn't always take a very long time.
而且不用很久。
Well, you can't adopt the policy of "I'm going to wait for this pig to dance " and when it does I'm going to reinforce it" because it's going to take you a very long time.
那么,你就不能说,“我要等这头猪跳舞,然后再对它进行强化“,因为这会花掉你很长的时间。
Here is the pitch in--of--a string an octave higher so you can see it this way. As you probably know, if you take a long string and pluck it, it's going to take that long string a long time to pass that sort of cycle, if you will, just one pass through that cycle.
这也是个音高,一个高八度的音弦,你可以这样这样看 你们可能知道,如果你拨动长弦,长弦要经过很长时间,才能完成一个震动周期,如果你想,可以尝试下
You could think, you have to think earnings are going to go up twelve-fold to get it down to four times earnings, which will take a long, long time.
你可能会想,你必然认为收益会上涨12倍,让它回落到四倍于原来收益的地方,会花费很长一段时间。
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