在生物化学中，手性是有意义的，如左旋和右旋的物质气味可能不同。
In biochemistry, handedness can matter. Left - and right-handed versions may, for example, smell different.
化学家们在实验室合成有机化合物的时候，常常会得到一堆分子：一半右旋，一半左旋。
When chemists synthesize organic compounds in the lab, they often wind up with a mix of molecules: half are right-handed, and half are left.
盐酸噻咪唑与盐酸左旋咪唑具有相同的化学结构，所以由两种化学原料制成的制剂具有相同的理化性质。
Since Tetramisole Hydrochloride and Levamisole Hydrochloride have the same chemical structure, the preparation made of these two chemical materials have identical physicochemical properties.
应用推荐