it's early days (yet)
US /ɪts ˈɜrli deɪz (jɛt)/
UK /ɪts ˈɜrli deɪz (jɛt)/

1.
為時尚早, 還早著呢
it is too soon to know how a situation will develop or end
:
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We've only just started the project, so it's early days yet to predict its success.
我們才剛開始這個項目,所以現在預測它的成功還為時過早。
•
Don't worry about the results yet, it's early days.
現在還不用擔心結果,為時尚早。