environment意為環(huán)境,周?chē)鸂顩r,自然環(huán)境一個(gè)生物體或一群生物體周?chē)恼w狀況,尤其指作用和影響這群生物體的生長(cháng),發(fā)展和生存的外界物質(zhì)條件的總和.
The twins were separated at birth and brought up in entirely different environment.

surrounding常用復數形式,指環(huán)境,周?chē)氖挛?詞義較狹窄,僅指周?chē)木唧w的物質(zhì)性的東西.
The students live happily in beautiful surroundings.