3#三思 . o; t) o# R% p! t& G ^# R1 m% ~4 \' x+ c6 r7 v
# k, d* m) q% g7 M" F% hI will use the fourth tune with a slow glide downwards instead of the first tune, you can double check it from a native speaker or English dict for the [i:], it is not in a flat tune.