课: subject, course, to levy, tax, form of divination...
音乐: music...
测: to survey, to measure, to conjecture...
淹没: to submerge, to drown, to flood, to drown out (also fig.)...
扣留: to detain, to arrest, to hold, to confiscate...
怎么办: what's to be done...
扮: to disguise oneself as, to dress up, to play (a role), to put on (an expression)...
流淌: to flow...
通车: to open to traffic (e.g. new bridge, rail line etc), (of a locality) to have a transportation service, (Tw) to commute...
口径: caliber, diameter of opening...