【化】 antigravity screen
contend with; defy; fight; refuse; repel; resist
【医】 Adv.; contra-; ob-
again; layer; repeat; scale; weight
【计】 repetitive group
【医】 hyper-; weight; wt.
bolt; griddle; riddle; screen; sieve; sift; sifter
【化】 sieve
【医】 ethmo-; screen; sieve