左翼下垂至與地面成90度角。The left wing dipped until it was perpendicular to the ground.善于傾聽的人甚至坐姿也很坦蕩端正：身體放松，雙臂自然下垂。Good listeners even sit in an open way: relaxed, arms loose.挺身站直，雙臂自然下垂。Stand reasonably erect, your arms hanging n...
A suppressed immune system puts a transplant recipient at risk of other infections.接受器官移植的病人免疫系統受到抑制后很可能會感染其他疾病。Both electrons don't count for the donor and neither for the recipient.那兩個電子既不算作給予體的,也不是接受體的.The donor&...
The Regents officially recognized the new educational institution.校務委員會正式承認了這所新的教育機構.Results monomer of rubescensin A was obtained by using determinate ratio of organic regents and recrystallization.結果在一定比例的有機溶劑洗脫下并利用重結晶...