所以国家航空航天局工程师们重新采用这个他们知道行得通的方法。
So NASA engineers went back to a method they knew would work.
方法对170例（182眼）婴儿泪囊炎患儿顺序采用泪囊区按摩、泪道加压冲洗和泪道探通的方法治疗；
Methods 170 infants with dacryocystitis(182 eyes) were treated with lacrimal massage, lacrimal duct washing with pressure and lacrimal duct probed.
而适当连结的意义结构会让你的想法改变，去考虑到其它可能的选项，以及从许多观点去想像事情，直到你找到一个可以行得通的方法。
But well-connected meaning structures let you turn ideas around in your mind, to consider alternatives and envision things from many perspectives until you find one that works.
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