Electrocardioscope
心电示波器
🗣️ 情景例句
There are several tours of the Grand Canyon.
到大峡谷有好几个旅游团。
I could not catch your question. Could you repeat it, please?
我没听清楚你们的问题，你能重复一次吗？
but when she got out at her own floor, both were forgotten in her sudden discovery that her front door was open.
但她到自己的楼层走出电梯后，就把这两件事忘了个干净，因为她突然发现她家的大门开着。