到目前的用法和樣例：
例句
-
至于采取哪一條探險路線(xiàn)，到目前為止我們還沒(méi)有得到消息。
So far we have have no news as to which route the expedition have take. -
到目前為止，證據還是相符的。
So far, the evidence hangs together well. -
即使根據最寬的標準來(lái)說(shuō)，到目前為止還算不上成功。
Even on the most charitable analysis, it has not been a great success so far.
