Phenanthridinyl
菲啶基
🗣️ 情景例句
He's asleep.
他睡着了。
He would direct the workman to use his plans.
他为了执行自己的计划，给员工下了指示。
On the B.B.C. you can hear the clock when it is actually striking because microphones are connected to the clock tower.
当大钟打点的时候，你可以从英国广播公司的广播中听到，因为钟塔上接了麦克风。