Phyllotaxis
叶序
🗣️ 情景例句
I couldn't be more sure, Susan.
我再确定不过了， Susan。
I've had no time to prepare for this meeting, so I'll have to play it by ear.
我没有时间来准备这次会议，所以只好有什么说什么。
The children were leaving school on Tuesday when they saw a truck.
星期二，孩子们正放学回家，这时，他们看见一辆卡车。