hydrogens的例句（hydrogens在句子中的用法）

• Those that are aligned perpendicular to the plane are called axial hydrogens. 与平面垂直定向的氢叫做直立氢.
• Those that are aligned in the place are called equatorial hydrogens. 那些在平面上定向的氢叫做平伏氢.
• In there compounds, the cyclopentadiene ring has only four hydrogens. 在这些化合物里, 环戊二烯环只有4个氢.
• A methane molecule is composed of one carbon atom attached to four hydrogens. 甲烷分子由1个碳原子与4个氢原子构成。