相关单词近义词 subtropics 亚热带地方临近词semigel, semi, semi-rigid polyurethane, semi-cyclic double bond, semicircular surface flaw, semi-centrifugal clutch, semi-hydraulic fill dam, semi-continuous running, semi-metallic brake pad, semi-floating raft type, semi-sintered condition, semievergreen rain forest 返回 semitropics