commerical aircraft的用法和樣例：
例句
- The news came as the aircraft, the largest commercial jetliner ever built, made its maiden passenger flight.
上述消息宣布之際，正值這種有史以來最大的商用飛機首次進行載客試飛。 - But to sell its aircraft abroad, CACC will have to create a service and maintenance network, which will not be easy because of a shortage of suitably skilled staff.
但是要把飛機賣給國外，中國商用飛機需要建立一個服務和維修的網路，由於缺乏熟練的員工導致這並非易事。
