- 重点词汇
- activeadj. 积极的，活跃的，有生气的;迅速的，敏捷的;有效的，起作用的;
- substancesn.物质( substance的名词复数 );实质;物体;[哲学]1)。 本质;
- inprep. 在里面;在(某范围或空间内的)某一点;在(某物的形体或范围)中;在…内;在…中;进入
- fromprep. （表示时间）从…;（表示原因）因为;（表示来源）来自…;（表示分离）与…分离[隔开];
- achievedv.取得;获得;实现;成功（ achieve的过去式和过去分词 ）;
- leafn.叶子;页;叶状的结构;金属薄片;
- extractingn.萃取，提取，提炼;
- solutionn.解决办法;溶解;答案;
- byprep. 在…旁边;表示方式;由于;经过;到…之前;
- 相关例句
One side of a leaf, as of a book, letter, newspaper, or manuscript, especially entire leaf.
一页的一面, 如书 、 信 、 报纸或手稿, 尤其是整页.
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Clover-leaf coupled cavity is a kind of slow-wave structure of high interaction impedance.
苜蓿叶形耦合腔慢波结构是一种高耦合阻抗的慢波线.
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Faith like water, the source of all things grow, nourish the trees branch leaf, every day.
诚信像水, 万物生长之源, 滋润着小树舒枝展叶, 天天向上.
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In short supply of water, leaf carboxylation efficiency and apparent quantum yield were cut down.
另外表明,水分供应不足, 叶片的羧化效率和表观量子产额下降.
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The upper leaf is green-grey in color on top, while the underside is a whitish color.
叶子的上部顶处是灰绿色, 下部是发白的颜色.
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She came back to him towards evening with a newly plucked olive leaf in her beak.
傍晚时分,鸽子回来了,嘴里衔着一片刚啄下的橄榄叶.
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Xiaowu says hello to to maple leaf post a letter, such, two people were acquainted.
小武给枫叶发信问好, 就这样, 两人相识了.
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I, Miss Gordon, am a new teacher at Tianjin, TEDA Maple Leaf International School.
我是Gordon老师, 是天津泰达枫叶国际学校的一名新外教.
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