Height tracer
[医] 高度示踪器
🧩 词语组成解析
height
[haɪt]
n. 高度，海拔;高地;身高;绝顶，顶点;
tracer
['treisə]
n. 追踪者，描图者，（铁笔等）绘图工具;
🗣️ 情景例句
without studying these building plans more carefully.
在没有仔细研究这些建筑图的情况下。
Please show me a more expensive one.
请给我看一件比较贵的衣服。
Alternatively, if the star were small, the life-supporting planet would have to have a close orbit round it and also provide the perfect conditions for life forms to develop.
反之，如果恒星很小，维持生命的行星就要在离恒星很近的轨道上运行，而且要有极好的条件才能使生命得以发展，