by now

基本解释

By now you should have the feel for this.
現在您應該對此有了一些想法。
By now you should have a good idea of what NOT to do on them as well.
到現在爲止，你也應該已經對於不能對他們做什麽有了很好的了解了吧。
They should have finished the work by now if they hadn't spent the afternoon diddling around.
如果他們不白白浪費了一下午的話，他們到現在就該完成那項工作了。

Most blamed the recession. The most recent student survey showed that just one-fifth of those who looked for jobs before graduation have one by now.
You are allowed to use on the test the official version of the Periodic Table of the Elements which most of you should have by now.
在測試中你們可以使用,化學元素周期表的官方版本,你們應該大部分都有了吧。
麻省理工公開課 - 固態化學導論課程節選
People have argued over the authenticity of them, although I think by now it is established that they are his.
雖然人們曾質疑其真假，但我想現在應該塵埃落定,確定是他親筆所寫。
耶魯公開課 - 政治哲學導論課程節選

But we might safely assume by now that Kim and his circle know that, too.
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