資料來源 : pyDict
標準量規
資料來源 : Webster's Revised Unabridged Dictionary (1913)
Standard \Stand"ard\, a.
1. Being, affording, or according with, a standard for
comparison and judgment; as, standard time; standard
weights and measures; a standard authority as to nautical
terms; standard gold or silver.
2. Hence: Having a recognized and permanent value; as,
standard works in history; standard authors.
3. (Hort.)
(a) Not supported by, or fastened to, a wall; as, standard
fruit trees.
(b) Not of the dwarf kind; as, a standard pear tree.
{Standard candle}, {Standard gauge}. See under {Candle}, and
{Gauge}.
{Standard solution}. (Chem.) See {Standardized solution},
under {Solution}.
資料來源 : WordNet®
standard gauge
n : railroad track having the standard width of 56.5 inches