He started a new business, but as the proverb 'the road to happiness is strewn with setbacks' suggests, he is facing many difficulties.

He is deeply studying the teachings of Prajnaparamita.

Stoichiometry is a method for calculating the amount of substances in a chemical reaction.

If cardiac output decreases, blood flow throughout the body worsens.

The concept of chemical equivalent is essential for understanding chemical reactions.

Let's use a radiation dosimeter to measure the radiation levels in this area.

The time complexity of this algorithm is O(n).

The space complexity of this algorithm is O(n).

Because he suffers from selective mutism, it's difficult for him to speak.

My grandmother is suffering from osteoporosis.