bellowv. 怒吼學術名詞伸縮囊:生產自動化、電機工程、機械工程風箱:電機工程、航空太空、機械工程伸縮軟管:電機工程伸縮盒:航空太空英文釋義a very loud utterance (like the sound of an animal)shout loudly and without restraintmake a loud noise, as of animal