With their fleece sopping wet, they huddled in hollows, too dispirited to graze.在皮毛打湿的情况下, 他们挤在低洼处,靠近黑莓丛,或者躲在背风坡上, 毫无觅食的情绪.Michelle will also spin a customer's wool fleece to specification at a cost of $2.25 an ounc...
His rent payment is overdue.他的房租过期未付.This debate is long overdue...这场辩论早该进行了。I'll go home and pay an overdue visit to my mother.我将回家看望母亲，其实我早该回去了。Teachers have joined a strike aimed at forcing the government to pay ...
杂原子数越多, 分子被氧化的程度越高.The larger the number of heteroatoms, the more highly oxidized the molecule.关键反应为底物控制的不对称杂原子共轭加成反应.The key step was a substrate controlled asymmetric heteroatom conjugated addition.杂原子烯反应是该反应的重要组成部分.Th...