[水运]?牵引式下水
... towrope resistance 拖曳阻力 tractor launching 牵引式下水 transfer shed 码头前方仓库 ...
He served as a crew member and tractor driver before taking on his current role of deputy launching authority.
BBC: RNLI crew receive royal medals for 500 years service
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。