半熟練

semiskilled

half / semi- / incomplete / (after a number) and a half

ripe; mature / thoroughly cooked; done / familiar; acquainted / experienced; skilled / (of sleep etc) deep; profound / also pr. [shou2]

practiced / proficient / skilled / skillful

to practice / to train / to drill / to perfect (one's skill) / exercise / (literary) white silk / to boil and scour raw silk