研究室, けんきゅうしつ
1. laboratory
2. seminar room
3. professor's office
彼は自分の研究室で実験を行っている。
に
Particle
1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), with
5. by, from
いらっしゃる
Godan verb, Intransitive, Honorific or respectful, sometimes erroneously written 居らっしゃる
1. to come, to go, to be (somewhere)
Auxiliary verb, after a -te form, or the particle "de"
2. to be (doing)
お母さんはいらっしゃいますか。
の
Particle, See 乃, occasionally ん, orig. written 乃 or 之
1. indicates possessive
2. nominalizes verbs and adjectives
See が・1
3. substitutes for "ga" in subordinate phrases
often ん
4. (at sentence-end, falling tone) indicates a confident conclusion
Female term or language
5. (at sentence-end) indicates emotional emphasis