nounせいつう · seitsuu
Englishbeing well versed (in); being well acquainted (with); being familiar (with); having a thorough knowledge (of)
- 彼は英語に精通している。He is quite at home in English.
English(a boy's) first ejaculation; spermarche; semenarche
Source: JMdict (EDRDG) · CC BY-SA 4.0 (EDRDG)