但如果不加以控制，则加速距离被限制在一个瑞利距离以内。
Without any form of guiding, the laser-plasma interaction length is limited to the order of Rayleigh distance.
但是关联交易如果不加以控制，也可能成为风险传递扩大的通道。
However, if left the relevant transaction unchecked, it can also be the channel of risk transmission and expanded.
该疾病会缩短寿命，如果不加以控制，也可能导致严重的并发症，如截肢、中风或肾衰竭。
The disease shortens lives and, if not managed, can cause severe complications such as amputations, strokes or kidney failure.
万利斯说，戈夫岛上的老鼠是令人沮丧的鸟类种群，如果不加以控制，会造成如特里斯坦信天翁等一些物种的灭绝。
Wanless says Gough Island mice are depressing bird populations and will cause some species, such as the Tristan albatross, to go extinct if left unchecked.
现在科学家警告说，有一种肉眼看不到的能波，即“电子烟尘”，如果不加以控制，可能危害人类的健康。本文永久地址。
Now scientists warn that if not under control, the unseen energy waves, "electric smog", may be hazardous to our health.
他们表示，如果不加以控制，全球气候变暖会引发冲突，会引起干旱、泥石流、食品短缺和疾病等问题，威胁到数以百万计的人。
They say if left unchecked, global warming could spur conflict and puts millions of people at risk drought, mudslides, food shortages and illness.
他们表示，如果不加以控制，全球气候变暖会引发冲突，会引起干旱、泥石流、食品短缺和疾病等问题，威胁到数以百万计的人。
They say if left unchecked, global warming could spur conflict and puts millions of people at risk drought, mudslides, food shortages and illness.
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