saddle-form的用法和樣例：
例句
- Cumulatively, they have the same effect as a large saddle pulmonary embolus.
此種病變慢慢發(fā)展，最終可引起與較大的肺部鞍狀血栓栓塞一樣的后果。 - The main pulmonary trunk and pulmonary arteries to right and left lungs are seen here opened to reveal a large "saddle" pulmonary thromboembolus.
可見(jiàn)剖開(kāi)的肺動(dòng)脈主干和左肺動(dòng)脈右肺動(dòng)脈內有一個(gè)大的鞍狀的肺血栓栓子。
