Vectorcardigram
向量心电图
🗣️ 情景例句
it takes a little bit of money to run a campaign.
竞选活动需要花一些钱。
Mr. Smith is still in his fifties.
史密斯先生仍然50几岁。
Though the sound could be heard clearly, it took me a long time to react.
虽然声音听得很清楚，但我过了好一会儿才作出反应。