People enjoy Chinese food because it has different t____ and is usually very delicious.
某小组5名同学一次测验的平均成绩是80分,已知其中4名同学的成绩分别是82分,78分,90分,75分,则另一名同学的成绩是( ).
图例▲的含义是____,图例 的含义是____.