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オレフィン系炭化水素: (organic chemistry) alkene
Alkenes, also known as olefin hydrocarbons, play an important role in organic chemistry.
(organic chemistry) alkyne
Alkynes play an important role in organic chemistry.
(organic chemistry) alkene
Alkenes play an important role in organic chemistry.
エチレン系炭化水素: (organic chemistry) alkene
Alkenes play a very important role in organic chemistry.
(organic chemistry) alkane
Alkanes are basic components of organic chemistry.
a speed bump
There is a speed bump on this road, so please be careful when driving.
vesper martini
He ordered a vesper at the bar.
happy birthday
Happy birthday, Mr. Tanaka! I hope you have a wonderful year.
(music) crossfade / Short for クロスフェードデモ (kurosufēdo demo).
The crossfade of this song is very smooth, it's pleasant to listen to.
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