登堂入室dēng táng rù shìbecome a real expert(/specialist); gain (/obtain) the mastery of; pass through the hall into the inner chamber—reach a higher level in one’s studies or become more proficient in one’s profession
? 那位著名詩(shī)人從小學(xué)詩(shī)，幾年后便～了。That well-known poet learned to compose poems when he was very young. Several years later he obtained the mastery of poetry-writing. 登堂入室dēnɡ tánɡ rù shì堂：廳堂，古代宮室的前屋；室：宮室的后屋。登上廳堂，進(jìn)入內(nèi)室。比喻學(xué)問或技藝達(dá)到高深的程度。gain the mastery of, pass through the hall into the inner chamber, obtain the mastery of |