The S is actually pronounced as a Z, 'tainz', so it's not 'tains' - 'tainz'.

实际，“S”为“Z”，“tainz”，所以不是“tain”，而是“tainz”。

And again, captain, tain, tain, captain. Don't try to make a vowel there. Schwa N. Captain.

再，长，坦，坦，长。不要试图在那里做个元。 Schwa N. 长。