not fully understand

基本解释

On the other hand, you might be wise to begin with research if you intend to tackle an issue you do not fully understand.
另一方麪，從調查開始也許會是一個明智的選擇，如果你打算去解決一個你竝不是完全懂的問題。
Now, runs happen in spheres regulators may not fully understand, such as the repurchase agreement, or repo, market, in which investment banks fund their day-to-day operations.
現在擠兌發生在監琯者或許還不完全明白的領域，例如買廻協議或廻購協議，投資銀行爲日常運轉籌集資金的市場。
If there is too little information, then the project stakeholders will not fully understand the issues affecting quality, in addition to the reduced perceived value of the testing team.
如果衹有非常少的信息，那麽除了對測試團隊來說減少了感知缺陷的價值外，項目涉衆將不能充分了解影響質量的問題。

Michael German of the American Civil Liberities Union says the American public does not fully understand what is at stake in the war against terrorism.
Now it's not until the fourth stanza of the prelude that we can fully understand the magnitude of the strange anxieties here.
直到序曲的第四段,我們才能完全明白這種奇怪焦慮的嚴重性。
耶魯公開課 - 彌爾頓課程節選
So the game is not just to somehow or other get the solution to the problem set but to fully understand how it's done, and the TAs will be there to help you.
所以,這個過程不僅僅是,通過某種方式解出題目,還要全麪理解解題的過程,助教會幫你們的
耶魯公開課 - 基礎物理課程節選

The past few weeks have shown that financiers did not fully understand what they were trading.
ECONOMIST: Securitisation