全封閉方法?

有一種全封閉方法，其實可能有片麵性。

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We should notice that Chinese-English is different than other laguage like:latin,Slavic,to English.
Also adult learing is different than child learning.

After the explanation , incl. mine, we may find above system is one-sided, limited. The backward,poor situation as a whole in learning English, as well as Chinese, is a very proof of that limit.

一個簡單的比喻， 兩條腿走路快， 還是單腿跳快？ 當然任何比喻都有缺陷，有人會說，我是火箭式，...
那麽， 在衛星拋出之前，發射龐大的火箭是不是象先邁開另一條腿？