Because of him, Arbor Day was set up in Nebraska.因着他的努力, 内布达斯卡州设立了植树节.You may have heard of Arbor Day at school.你可能在学校里听过植树节.Later on, each American state started to celebrate Arbor Day.后来, 其它州也跟进,开始庆祝植树节....
Most of the New Grange site is an earth - covered cairn.新格兰奇的大多数遗迹是被泥土覆盖的石堆.New Grange is one of the most extravagantly decorated prehistoric tombs.新格兰奇是装饰最豪华的史前陵墓之一.In a few minutes Norman Grange stamped along the veran...
学校要求他先试读一学期.The school put him on probation for one semester.如果学生的成绩远远低于此的话, 校方可能把他们列为“试读”.If students fall too far below this standard, they may be placed on probation....
Papain and chymopapain can coagulate soybean protein isolate ( SPI ) , both of them are cysteine proteinases.木瓜凝乳酶和木瓜蛋白酶具有促进大豆蛋白形成凝乳的作用, 同时它们也是巯基蛋白酶.Metallothionein ( MT ) is group of conjugated proteins which are rich i...