数学试卷和英语试卷很难。The papers in maths and English are very testing.该学位课程将为数学和统计学打下扎实的基础。The degree provides a thorough grounding in both mathematics and statistics.在校时我的数学跟不上。I got left behind at school with the maths....
使聚集成块: 形成或使形成紧贴在一起或圆形的块体.Conglomerate: To form or cause to form into an adhering or rounded mass.啄出, 啄穿通过用嘴巴或尖器连续的击使形成 ( 一孔 )To make ( a hole, for example ) by striking repeatedly with the beak or a pointed instrument.基因...