Respiration is the process of breathing — air going into and out of the body so that you can live.

Respiration指的是 is the process of breathing呼吸的過程 — air going into and out of the body空氣進出身體 so that you can live好讓你能活下去.

Doctors and science teachers use this word far more than ordinary conversation does; at home you just say breathing. In a hospital you might hear “respiration rate,” which is how many times a person breathes in one minute.

Doctors and science teachers醫生和理科老師 use this word far more用這個詞的頻率高得多 than ordinary conversation does比日常對話; at home在家裡 you just say breathing你只會說breathing（呼吸）. In a hospital在醫院裡 you你 might hear "respiration rate,"可能會聽到『respiration rate（呼吸速率）』 which是 how many times a person breathes in one minute一個人一分鐘呼吸幾次.

Though actually, in biology the same word also covers a quieter process inside your cells, where sugar and oxygen are used to make energy. You cannot see that as the chest moving.

Though actually不過其實, in biology在生物學裡 the same word同一個詞 also covers也涵蓋了 a quieter process inside your cells細胞裡一個比較安靜的過程, where也就是 sugar and oxygen are used to make energy用糖和氧氣製造能量. You你 cannot see that as the chest moving沒辦法看到胸口起伏.

Both uses share the idea of taking in what life needs and sending something out. The meaning you meet first is the lungs; the school-science meaning is the cells.

Both uses這兩種用法 share the idea of都有一個共同概念： taking in吸收 what life needs生命所需要的東西 and再 sending something out把某些東西送出去. The meaning you meet first你最先接觸到的意思 is the lungs是肺; the school-science meaning學校理科的意思 is the cells則是細胞.