您要查找的是不是：
- 聚L-乳酸poly(L-lactic acid)
- 聚L-乳酸微泡Poly(L-lactic acid) microbubble
- 聚L-乳酸（PLLA）poly-1-lactic acid (PLLA)
- 聚L-酪氨酸Cysteine
- 乳酸lactic acid
- 聚L-丙氨酸poly (L-Alahine acid)
- 聚L-丙交酯Poly( L-lactide)s
- 聚类clustering
- 聚糖polysaccharide
- 聚四氟乙烯polyfluortetraethylene
- 聚L-苏氨酸Poly-L-threonine
- 重聚reunion
- L-乳酸L-lactic acid
- 物以类聚birds of a feather flock together
- 壳聚糖chitosan
- L-乳酸铅aluminum L-lactate
- 聚乙二醇Carmowax
- 聚酰胺daiamid
- L-乳酸铝aluminum L-lactate
- 聚醚polyether
