Even small aircraft occupy a lot of space.

　　即便小飛機(jī)也占很多空間。

　　He assembled the model aircraft bit by bit.

　　他把飛機(jī)模型一點(diǎn)一點(diǎn)地組裝起來(lái)。

　　Wave after wave of aircraft passed overhead.

　　一批又一批飛機(jī)從上空掠過。