Ectomesenchyme
外胚层间(充)质
🗣️ 情景例句
Yes. And I'm not trying to take her place.
是的 ，我不想取代她。
Love should not be all on one side.
爱情不应是单方面的。
Looking round, I realized with a shock that I was the only passenger left on the bus.
我环视了一下身旁，惊奇地发现车里就只剩我一个乘客了。