rod,ros = to gnaw(咬;嚙)
1.rodent
n.嚙齒類 adj.嚙齒類動(dòng)物的;咬的;嚙的
2.rodenticide
n.滅鼠藥《cide = to cut》
3.corrode
v.腐蝕;侵蝕(徹底地咬)《cor- = com- = thoroughly》
4.corrosion
n.腐蝕;侵蝕;(心神的)損傷
5.corrosive
adj.腐蝕的;侵蝕的 n.腐蝕性物質(zhì)
6.erode
v.腐蝕;侵蝕(咬去;咬掉)《e- = ex- = out》
7.erosion
n.腐蝕;侵蝕;沖蝕
8.erosive
adj.腐蝕的;侵蝕的