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
A surprise?
惊喜？
You'll be sorry.
你会后悔的。
she rang up her daughter and asked for her help in what she described as a little spot of bother.
她只得打电话向女儿求援，说她碰到了一点儿小麻烦。