On a cold day there can be quite a draught from the letterbox.天冷的时候能明显感觉到从信箱那边吹来的过堂风。Peep through the letterbox and see if anyone is at home.透过信箱看家中是否有人.I personally saw him put the letter into the letterbox.我亲眼看见他把信投送到信...
Recent advances in reproductive endocrinology are primarily due to the development of radioimmunoassay.最近取得的生殖内分秘研究成果,主要是由于放射免疫分析的进展.Pan Yunlong : Professor, Chief Physician And Director of Endocrinology Department , Spe...
club的近义词有：club, association, institute, league, union, society。下面这些名词均有"社团，会社，协会"的含义：club：表俱乐部或会社，其成员因志同道合，有共同兴趣、爱好而组织到一起进行社交、娱乐或体育等活动。association：指较为正式的组织，强调兴趣和需要的一致性。institute：指为专门的目标而建立的学会或研究所。league：指为了共同的目的和利益而组成的社团...