单词 | U-bolts |
释义 | U or U.abbrev
U (chem)symbolUranium U1 or u /ū/noun
—U derived from V, a form of Y which the Romans borrowed from the Greeks. From V, the lapidary and capital form, the uncial and cursive forms U and u were developed, with V (used until modern times initially) gradually becoming appropriated as the symbol for the consonant sound (see V) and the medial form u as the symbol for the vowel Uˈ-bend noun An air-trap in the form of a U-shaped bend in a pipe Uˈ-bolt, Uˈ-trap, Uˈ-tube noun A bolt, drain-trap and tube bent like the letter U Uˈ-shaped adjective Uˈ-turn noun
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