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单词
saddle point
释义
WordReference Random House Unabridged Dictionary of American English © 2024
sad
′
dle point′,
[
Math.
]
Mathematics
a point at which a function of two variables has partial derivatives equal to zero but at which the function has neither a maximum nor a minimum value.
1920–25
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roundly
roundness
round of beef
round off
round-off
round on
round robin
round rock
round-shouldered
roundsman
round steak
round table
round--table
round-table
roundtable
round-the-clock
round tower
round trip
round--trip
round-trip
round-tripper
roundtripping
round turn
round up
roundup
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更新时间:2026/7/8 7:11:54