| English | Chinese |
| semi-arid land ecosystem The interacting system of a biological community and its non-living environmental surroundings in regions that have between 10 to 20 inches of rainfall and are capable of sustaining some grasses and shrubs but not woodland | 半干旱陆地生态系统 (生态社区中相互影响的系统，它的无生命地区的降雨量在10到20英寸之间，这只能够草和灌木生存但树木不能存活。) |
| semi-liquid manure No definition needed | 半液体肥料 (不需要定义。) |
| semi-metal An element having some properties characteristic of metals and others of non-metals. Many metalloids give rise to an amphoteric oxide (e.g. arsenic or antimony) and many are semiconductors | 半金属 (有一些金属特性和非金属特性的元素。很多非金属物质产生两性的氧化物(例如砷或锑)并且很多是半导体。) |
