沉船事故

a shipwreck / a sinking

to submerge / to immerse / to sink / to keep down / to lower / to drop / deep / profound / heavy

shipwreck / sunken boat / sinking ship

variant of 船[chuan2]

boat / vessel / ship / CL:條|条[tiao2],艘[sou1],隻|只[zhi1]

matter / thing / item / work / affair / CL:件[jian4],樁|桩[zhuang1],回[hui2]

accident / CL:樁|桩[zhuang1],起[qi3],次[ci4]

happening / instance / reason / cause / intentional / former / old / friend / therefore / hence / (of people) to die, dead