∵sin2π3=sin(π-π3)=sinπ3=32,
故答案为 32.
You are not in good health, I think. You could improve your by running every day.
A.position
B.situation
C.energy
D.condition
空气中含量最多,化学性质又不活泼的气体是 [ ]
A. 氧气
B. 氮气
C. 水蒸气
D. 二氧化碳