Levogram
左心电图
🗣️ 情景例句
Didn't we go to school together?
我们以前在一起上过学吗？
Jerry listened to the adventure program on the radio.
杰瑞在收听收音机的冒险节目。
An electric razor that meets the European Union's safety standards must be approved by American testers before it can be sold in the United States,
一把符合欧洲联盟安全标准的电动剃须刀必须得到美国检测人员的认可，方可在美国市场上销售；