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1.These are activists who take part in protests or take action to raise awareness of environmental problems.
raise awareness of 提高意识
It is an occasion to raise awareness of key global health issues.
它是提高对关键全球卫生问题认识的一个重要机会。
2.Each time we believe we got close to the operator, the drone disappears.
get close to 靠近；接近
When they got close to the enemy lines, they opened up with all they had.
他们接近敌人阵地时，使用所有的武器射击。
