Up to是什么意思
"Up to" is a prepositional phrase in English that can have several different meanings depending on the context. Here are some common uses:
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Maximum limit or extent: "The temperature can go up to 40 degrees Celsius."
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Reaching a certain point: "The river flows up to the city's edge."
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Responsible for or involved in: "The committee is up to its neck in planning the event."
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Deciding on or choosing: "You can choose up to three colors for the design."
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Recent to or just before (a particular time): "Up to yesterday, we hadn't received any news."
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As much as: "I can eat up to 10 pieces of sushi."
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Recently or lately: "I haven't seen him up to now."
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Preparing to do something (usually something bad): "I wouldn't mess with him; he looks up to no good."
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Including: "There are up to 100 people attending the meeting."
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Approaching: "The train is up to the station."
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In the habit of doing something: "She's up to her old tricks again."
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Available for use or consumption: "We have up to 10 seats available."
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Able to do something: "I'm not up to running a marathon today."
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In agreement with: "I'm up to your plan."
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In the process of doing something: "She's up to cooking dinner."
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In the direction of: "We drove up to the mountains for the weekend."
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As far as: "Up to what point can you swim?"
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In terms of: "Up to what extent can you assist us?"
The phrase "up to" is quite versatile and can be used in a variety of situations, making it an important part of the English language to understand and use correctly.