The implication was plain, if left unstated.

即使不说出来，隐含义也很明显。

《柯林斯英汉双解大词典》

The main stem will extend to around 12 ft, if left to develop naturally.

如果让其自然生长，主干会延伸到12英尺左右。

《柯林斯英汉双解大词典》

The plant will soon choke ponds and waterways if left unchecked.

如不控制这种植物的生长，池塘和水道很快就要被阻塞。

《牛津词典》

Lupus can be life threatening if left untreated.

VOA: special.2009.04.14

So, what we do as our seventh step is then figure out if we have any extra valence electrons left at all.

那么，第七步要做的是看看,我们还有没有剩下的价电子。

麻省理工公开课 - 化学原理课程节选

So, seven asks us if we have any valence electrons left, and how many valence electrons do we have left?

那么，第七步问我们是否还有价电子剩下，我们剩下了几个价电子？

麻省理工公开课 - 化学原理课程节选

In a worst-case scenario, if left untreated, this condition could increase the chance of developing cancer.

FORBES: Magazine Article

But that raises a further question: if left-handedness is beneficial, then why is it so rare?

ECONOMIST: Why some snails are left-handed

If left unaddressed, it will undermine progress toward national reconciliation, stability, and lasting peace.

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