pin noun
ADJ. drawing, safety, tie | brass, bronze, diamond, metal, steel
VERB + PIN drive in, stick in The map had a lot of little pins stuck into it. | remove
pin verb
1 fasten sth with a pin
ADV. carefully She carefully pinned the two pieces of cloth together. | firmly | back, on, together, up Her hair was pinned back. pictures pinned up on the walls
PREP. onto The poster had been pinned onto a large wooden board. | to Maps were pinned to the walls.
PHRASES pin sth in place
2 hold sb in one position
ADV. helplessly | down He was pinned down on the floor.
PREP. against He pinned her against the wall. | behind His arms were pinned behind his back. | to She was pinned helplessly to the desk. PHRASAL VERBS pin sth down
ADV. precisely The difference between the two approaches is hard to pin down precisely.
VERB + PIN be difficult to, be hard to
You can also check other dicts: pin (English, 中文解释 ), wordnet sense, Collins Definition