Gem-dinitro compound
[化] 偕二硝基化合物
🧩 词语组成解析
gem
[dʒem]
n. 宝石，珍宝;精华，佳作;受人重视者;[印]四点活字;
v. 点缀;用宝石装饰;饰以宝石;
adj. 最佳品质的;
地乐酚
🗣️ 情景例句
Be patient whit him, he's a child.
耐心点，他还是个小孩。
Doctors and lawyers are professional people.
医生和律师是专业人员。
She understood what I was talking about, even though it was the first time we had spoken together.
她理解我的话，虽然我们是第一次在一起说话。