他不知道11的乘法口诀。He didn't know his eleven-times table.我努力背诵乘法表。I attempted to learn my tables.以前我们上学得反复背诵乘法表.We had multiplication tables drilled into us at school....
Each brick also varies slightly in tone, texture and size.每块砖在色调、质地与大小上也都略有不同。On South Main Street, a huge brick building looms into view.在南大街上,一座巨大的砖砌建筑赫然出现在人们的视线中。He flattened himself against a brick wall as I passed.他...
大多数呼吸道感染都如此,如支原体感染, 传染性鼻炎, 喉气管炎.This applies to most respiratory infections ( e . g . mycoplasma infections, infectious coryza, laryngotracheitis ).目的: 探讨支原体对人类孕育的影响.Objectives: To properly understand the influence of my...