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The Japanese word

講師

is pronounced
koushi | こうし
means
lecturer
Examples:
正確に言うと私は大学講師です。
seikaku ni iu to watashi wa daigaku kōshi desu.
Specifically, I'm a university lecturer. | I'm actually a university teacher.
講師は公害問題について講演した。
kōshi wa kōgai mondai nitsuite kōen shi ta.
The lecturer spoke on pollution problems.
講師はジョークを言って演説を終えた。
kōshi wa jōku o itte enzetsu o oe ta.
The lecturer would end up his speech with a joke.
講師が早く話すので分かる人がすくなかった。
kōshi ga hayaku hanasu node wakaru hito ga suku nakatta.
Because the lecturer speaks quickly few people could follow him.
講師が後ろを向いたとき彼は教室からこっそり抜け出した。
kōshi ga ushiro o mui ta toki kare wa kyōshitsu kara kossori nukedashi ta.
When the lecturer turned round, he sneaked out of the classroom.
Examples sourced from tatoeba.org