superior cardiac branches
基本释义
心上支
实用场景例句
学术演讲
The soil analysis revealed high levels of nitrogen, likely from the stubble left after harvesting.
土壤分析显示氮含量很高，可能是收割后留下的残茬造成的。
学术讨论
The archaeologist found evidence of early agriculture in the area, including cut marks on bones from animals with stubble.
考古学家在地区发现了早期农业的证据，包括带有胡茬的动物的骨头上的切割痕迹。
Farmers often burn stubble to prepare fields, which can impact local air quality.
农民经常烧荒来准备田地，这会影响当地空气质量。
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