n.救生员( lifeguard的名词复数 )...

恶棍行为...

fireguards的音标：...

The wrecked ship was firing flares to attract the attention of the coastguards.遇难船正发射信号弹以引起海岸警卫队的注意....

blackguardism的音标：blackguardism的英式发音音标为：[b'læɡɑ:dɪzəm]blackguardism的美式发音音标为：[b'læɡɑdɪzəm]...

n.栏杆，护轨，护栏...