sister ships

同根派生

The keel of her sister ship will be laid by the time she discharges at Calcutta.
等它在加爾各答卸貨的時候，它的姊妹船的龍骨就會鋪好啦。
Her sister ship the QE (Queen Elizabeth) II solves this problem by using aluminum for her upper decks which is lighter than steel.
她的姐妹郵輪伊麗莎白二號是通過使用鋁來制造上層甲板來解決這個問題的。鋁要比鋼輕。
New Trends of British Arrest of Sister Ships
英國釦押姊妹船的新發展
fellow traveler; brother workers; sister ship.
同路人；工人兄弟；姊妹船。
The lifeboat went out to a ship in distress.
救生船去救一艘遇險的船衹。