You shouldn't try to overexert yourself to reach a peak fitness level or train for a race.

你不可以用力过度来达到身体健康的巅峰状态，或者去为比赛而训练。

China, by far the world's biggest emitter of greenhouse gasses, is aiming to reach a peak in carbon emissions by 2030.

截至目前，中国依然是世界上最大的温室气体排放国，有可能在2030年达到其碳排放的峰值。

The sensitivity of magnetometer changes in the same way as the signal intensity of transmitted laser, both of which reach a peak value at a particular temperature.

磁力仪灵敏度和透射光信号强度的变化规律一致，都在某一温度时达到峰值。