单词	semi-field
释义	请查阅词条：semi-
随便看	keep under constraint keep under control keep under guard keep under lock and key keep under observation keep under one's hat keep under scrutiny keep under surveillance keep unknown keep up keep up keep up keep up keep up (also keep up with) keep up (also keep up with) keep up appearances keep up appearances keep up one's friendship with keep up to date keep up to date with keep up to speed keep up to speed with keep up with keep up with keep up with 失准失利失势失单失却失去失和失地失声失婚 Spirale Spirale spiralenförmig Spiralexzenter Spiralfeder Spiralfeder Spiralfederstoßdämpfer Spiralformfräsvorrichtung Spiralfräsarbeit Spiralfräseinrichtung