1PREFIX (用于词首,尤用于名词)表示“空中的”,“空气中的”aero- is used at the beginning of words, especially nouns, that refer to things or activities connected with air or movement through the air. (用于词首,尤用于名词)表示“空中的”,“空气中的”
2COMB in N-COUNT (与名词结合构成新的名词)表示“与飞机相关的”aero- combines with nouns to form nouns relating to aeroplanes. (与名词结合构成新的名词)表示“与飞机相关的”