variator 同义词

1 伸缩缝

expansion joint

2 变速器

speed transmission

3 聚束栅

bunch

相关词

cosiness cosponsor cosmonaut cosecant cosmeticize cosec corydalis cosmic cortisol cosigner coseismic cosmetics cortisone cosmetologist cortical corvine corynebacteria coth coster corynebacterium cottonade coryphaei cosmogony cosier cosmogonic cosher cosmically corsetry cosmos coruscating