吃透英语课本，提升在校竞争力
n. 残渣；剩余物
复数：residues
The flies leave a sticky residue on crops.
苍蝇在庄稼上留下黏糊糊的分泌物。
Rinse off any soap residue.
冲净残留的肥皂。
solid residue
固体残渣
pesticide residue
[药]农药残留（量）
carbon residue
焦炭残渣；炭渣
quadratic residue
二次剩余
amount of residue
残留量
amino acid residue
氨基酸残基
oil residue
油渣，油残留物；残油
filter residue
[化]滤渣
n.残渣；[冶][数]剩余；滤渣
surplus
spare
