原油受到了自然产生的分解油类物质的微生物的侵蚀。The oil is attacked by naturally occurring microbes which break it down.防护手套可以减少皮肤对化学物质的吸收。Protective gloves reduce the absorption of chemicals through the skin.pH值测试可检测物质的酸碱度。A pH test measures t...
Local police are trying to defuse racial tension in the community.当地的警察竭力缓和这个社区种族间的紧张局面。The organization helped defuse potentially violent situations.该组织帮忙化解了可能出现的暴力局面。The President offered compromises to parliament to d...
Methane gas does collect in the mines around here.周围的矿井里的确有沼气聚积。The ignition of methane gas killed eight men.甲烷起火，致使8人丧生。Methane and propane are alkanes.甲烷和丙烷是烷烃。...