He won a gold medal in the discus throw.
金属の円盤を機械にセットする。
Set the metal disk into the machine.
flying saucer; UFO
Commonly used in the phrase 空飛ぶ円盤 (そらとぶえんばん).
空に光る円盤を見たと彼は主張した。
He claimed he saw a glowing flying saucer in the sky.
optical disc; disc media
Refers to CD, DVD, Blu-ray, and similar disc-based storage media.
この映画は円盤でしか見られない。
This movie can only be watched on disc.
The athlete threw the discus with great force.
There were a series of reports of people witnessing a glowing disc in the night sky.
I burned the footage onto a disc to save it.
The disk is slowly rotating.
flying saucer
protoplanetary disk