熟練 じゅくれんしたところ
jukuren shita tokoro

Suru Verb
Pre-noun Modifier

Indicates being about to do something of 熟練した

1. Skilled at; About to be skilled at; Proficient in

Imminent Aspect
Suru Verb
Pre-noun Modifier

Indicates just did something of 熟練した

2. Skilled at; Proficient in; Experienced in

Completed Action
Immediate Past