在场: to be present, to be on the scene...
经受: to undergo (hardship), to endure, to withstand...
高傲: arrogant, haughty, proud...
要强: eager to excel, eager to get ahead in life, strong-minded...
高级: high level, high grade, advanced, high-ranking...
报名: to sign up, to enter one's name, to apply, to register, to enroll, to enlist...
人口: population, people...
队: squadron, team, group...
爷爷: (coll.) father's father, paternal grandfather...
大哥: eldest brother, big brother (polite address for a man of about the same age as oneself), gang leader, boss...