不只掌舵穩當前行還要當個船舶可以隨時回頭停靠補給的港灣
https://www.facebook.com/permalink.php?story_fbid=pfbid09onGkHEbEumL25Rr2v2stuQY4pmDundAbSHvAzryco6C658ATLy2cFyWsbEc9MRkl&id=100004594146509
https://www.facebook.com/100004594146509/videos/pcb.3224234087739698/1346105580009611