- Acid precipitation falling as rain.酸雨：酸性降水以雨的形式滴落
- antimicrobials
- antimicrobic
- antimicrobics
- antimissile
- antimissile missile
- antimitotic
- antimonial
- antimonials
- antimonies
- antimony
- antineoplastic
- antineutrino
- antineutrinos
- antineutron
- antineutrons
- antinode
- antinodes
- antinoise
- antinome
- antinomes
- antinomian
- antinomianism
- antinomianisms
- antinomians
- antinomies