longan的精選

longan是不可數名詞，例句：atableoflongan一桌子龍眼hair:頭髮不可數毛髮可數.newspaper:應該不可數吧沒用過newspapers.longan:不可數atableoflongan一桌子龍眼.celery:不可數aheadofcelery一顆芹菜ormosia:不可數aboxo...