He was gazing at the distant mountains.

Himiko is my best friend.

He always tries to make judgments based on the long run.

Koushirou is my best friend.

Kou Sennen is my best friend.

Photochemistry is a branch of science that studies how chemical reactions proceed under the influence of light.

The photoelectric effect is a phenomenon where a material emits electrons after absorbing light.

Pre-ejaculate is a fluid that is secreted from men during sexual arousal.

He was diagnosed with agranulocytosis.

I need a heat-killing bee ball in my garden.