Definition
to increase the size and weight of your body, particularly by building more muscle
增肌增重
He started working out at the gym to bulk up and get stronger.
他開始在健身房鍛煉，以增加肌肉並變得更強壯。
The athlete followed a high-protein diet during training to bulk up quickly.
這位運動員在訓練期間遵循高蛋白飲食，以快速增加肌肉。
He needed to bulk up effectively before the competition season to enhance his performance.
他需要在比賽季節前有效增加肌肉，以提升表現。