词汇	fire pits
释义	fire pits 火山坑；熔岩穴原型firepit的复数
随便看	discrete-layer model discrete lesion discrete Leslie system discrete level discrete lifetime distribution classes discrete light discrete-lime linear system discrete linear control discrete linear dynamical system discrete linear-optimal design dis-crete linear portfolio selection discrete linear-quadratic problem discrete linear reservoir model discrete linear systems discrete line emission discrete line recognition discrete line segments discrete literal expression discrete-litigation discrete local minimal solution discrete location discrete location family discrete location model discrete locator discrete logarithm