... Checking status of lifeboats/life rafts 检测救生艇/筏 launching track放艇导轨 working part 操纵部件 ...
双语例句
1
It also came under attack for launching a 'stalker button' which allowed users to track another person's every move in a list which was constantly being updated.
The two sides announce the expansion of cooperative research and development under CERC by launching a new technical track to improve the energy efficiency of medium-duty to heavy-duty trucks.