例句1: "NASA" is an abbreviation for "National Aeronautics and Space Administration". (NASA是"National Aeronautics and Space Administration"的缩写。)
例句2: "Mr." is an abbreviation for "mister" (先生是mister的缩写。)
例句3: "A.D." is an abbreviation for "Anno Domini" (公元是Anno Domini的缩写。)
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最佳回答 2024-12-20