等她赶到学校，已经太晚了，她差点就错过了自己最喜欢的课程——高等代数。
She was so late that she missed almost all of her favorite class, Algebra II.
教授或个别辅导一级丶二级代数及几何等。
PAMAM树形分子的代数会强烈的影响Cu（II） –PAMAM树形分子络合物催化剂的催化效率。
The generation of PAMAM strongly influences the catalytic efficiency of Cu(II)-PAMAM dendrimer catalyst.
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