美:/'soʊ æz tu/
以便
以便；以致
I always keep fruit in the fridge so as to keep flies off it.
我总是把水果放在冰箱里 为了让苍蝇远离水果
He noted every detail so as to fix the scene in his mind.
他注意到了每一个细节以便牢记这个场面。
How can faculty improve their teaching so as to encourage creativity?
全体教员怎样才能改进教学以便激发创造力？
We should learn a lesson from our mistakes so as to be a better person in the future.
我们要从错误中吸取教训，以便在将来成为更好的人。
The Sunday-school children distributed themselves about the house and occupied pews with their parents, so as to be under supervision.
主日学校的孩子们分散在各处，和父母坐在一起，以便受到监督。
The third part, now that Constellation is cancelled, is to encourage private-sector firms to compete, so as to provide transport to and from the space station.
“星座项目”既然已经被取消，第三部分就是鼓励私人企业相互竞争，来为空间站的往返提供运输服务。
|so that;以便；以致
“so as to” 是一个常用短语，主要用于表示目的或意图，相当于中文的“为了……，以便……”。以下是详细解释和用法：
She left earlyso as to catch the train. （她早早离开，以便赶上火车。）
后接动词原形：“so as to” 后必须跟动词原形。
正确：He studied hardso as to pass the exam.
错误：He studied hard so as to passing the exam.
主语一致性：前后动作的主语需一致。若不一致，需调整结构。
例句：
The window was openedso as to let fresh air in. （主语是“窗户”，后接目的动作“让空气进入”。）
否定形式：用so as not to 表示避免某种结果。
例句：
Walk quietlyso as not to wake the baby. （轻点走，以免吵醒宝宝。）
与 “to” 不定式对比：
“so as to” 更强调目的性，而单独用 “to” 更简洁。
例句：
He exercises dailyto stay healthy. （口语常用）
He exercises dailyso as to stay healthy. （稍正式）
与 “in order to” 对比：
两者意义相同，但 “in order to” 更正式，且可置于句首，而 “so as to” 不可。
正确：In order to succeed, you must work hard.
错误：So as to succeed, you must work hard.
“so as to” 是表达目的的正式短语，多用于书面语，需注意动词原形和主语一致。在实际使用中，可根据语境选择更简洁的 “to” 或更灵活的 “so that”。
单词 "so as to" 通常被用作连词，意思是 "为了" 或 "以便"。它用于表达某个行动或目的的目的。
"So as to" 通常用于句子的开头，后面跟着表示目的的动词不定式。它可以用于正式或非正式的语境中。
"So as to" 是为了表达目的而使用的连词，它强调了某个行动或目的的目的。它可以用于描述你为了实现某个目标而采取的行动或措施。
"So as to" 的近义词包括 "in order to" 和 "for the purpose of"。这些词也可以用于表达目的。
"So as not to" 是“so as to”的反义词，它在句子中表达的是“为了不...”，与“so as to”表达的是相反的含义。
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