例句與造句

1. The structure of dibenzo-1, 4-dioxin consists of two benzene rings joined by two oxygen bridges.
2. The main structural difference between the Ciurli / Mangani mechanism and the other two is that it incorporates a nitrogen, oxygen bridging urea that is attacked by a bridging hydroxide.
3. Its derived PGS have lost this oxygen bridge and contain a single, unsaturated 5-carbon ring with the exception of thromboxane A2 which possesses a 6-member ring consisting of one oxygen and 5 carbon atoms.
4. However, these products are only indicated for temporary oxygen replenishment through the oxygen bridge, with an average half-life of 19 hours ( specifically Hemopure ), therefore long term oxygen support requires RBC blood transfusion.
5. It's difficult to find oxygen bridging in a sentence. 用oxygen bridging造句挺難的