How do acids react on metals?酸对金属会起什么样的化学反应?By this mechanism, new phosphatides containing the fatty acids of phosphatidyl choline may be prepared.根据这个原理, 可以制备含有磷脂胆碱脂肪酸的新磷脂.Acylglycerol ( glyceride ) An ester of glycerol...
She now makes wonderful dried flower arrangements to order.现在她为顾客定做漂亮的干花插花。Those killed have been described as the flower of Polish manhood.那些牺牲者被称为波兰男子中的精英。Pickers are bent double, plucking each flower with lightning sp...
The friable boxes arrived intact.这些易碎的箱子完整无损地运到了。To preserve the farm intact, he transferred it to one heir.为了保持这个农场的完整,他将它移交给一个继承人。Fernando said, all dignity intact.费尔南多依旧一本正经地说.If the family unit is still intact, the p...
It's very inconvenient to have to wait so long.等这么久很麻烦。"Be careful!" — "Sure thing, Dad. So long."“要多加小心!”——“一定会的，爸爸。再见。”Well, so long, pal, see you around.再见了，朋友，咱们回见。...
The contract that was signed on Thursday morning was backdated to March 11.周四早上签订的合同实际生效日期追溯到3月11日。The pay in crease is backdated to January 1 st.增加的工资将从1月1日算起.Worse, the changes have been backdated to the start of this ...
She is hunched forward over the wheel with a maniacal expression.她弓身伏在方向盘前，表情像疯了一样。He sat with his shoulders hunched up.他耸起双肩坐着.He got out his map of Yorkshire and hunched over it to read the small print.他拿出约克郡地图，弓身趴在上面努...