Internal combustion
內燃（燒）
?? 牛津釋義
internal combustion
process by which power is produced by the explosion of gases or vapours inside a cylinder (as in a car engine) 內燃（由氣缸內氣體膨脹產生動力的方法, 如汽車的發動機的）
[attrib 作定語]
an internal-combustion engine 內燃機.
?? 詞語組成解析
internal
[?n't?nl]
adj. 國內的;內部的;體內的;內心的;
prep. （機構）內部的;
n. 內臟，內部器官;本質，本性;
intern=inter 在…之內 + al 屬于...的 → a.內的；國內的
??? 情景例句
It's almost lunchtime, and no fish yet.
差不多到午餐時間了， 還沒釣到魚。
Once an opportunity slips away, it is gone for good.
機會一旦錯過，永遠不會再來。
What are their jobs?
她們是做什么工作的？