查询词典 look up to sb.

Tell sb. of sth. inform sb. of sth warn sb. of fire

4： of表示人物的特性，籍贯，特性或出生等

B keep sb from doing sth = stop sb from doing sth ; prevent sb from doing sth

阻止某人做某事。固定短语。

doing;keep sb. from doing;stop sb.doing,其中keep sb.

doing意为"使……持续做某事"，意思就不同了。

Be on one's guard against sb.; keep a wary eye on sb.; be vigilant against sb.

我对减价商品有点戒心。

Keep sb/sth out; exclude sb/sth;block sb/sth

将某人〖某物〗关在外面；排除；遮住

C ~ sb (from sb/sth) keep sb safe from harm or danger 保护某人: The calm courage of the pilot preserved the lives of the passengers.

飞行员临危不惧的勇气保住了乘客们的生命。

Leave/let sb/sth alone not take, touch or interfere with sb/sth;not try to influence or change sb/sth

不带走，不触摸，不干涉某人；不想左右或改变某人某事物

According to the heterogeneous migmatite and granite of South and North Dabie Blocks, and the formula △h=h which was inferred in this paper, the melting of metamorphio rock might make NB uplift about 4. 4km, but SB only about 1. 9km. Therefore, the difference of melting degree of metamorphic rocks of NB and SB led to the volume different, and this could be one of the reasons of different uplift of NB and SB.

根据南、北大别地块混合岩、花岗岩分布不均匀的特点和本文推导的公式Δh=h(〓-1)估算表明，变质岩的熔融可使北大别地块隆升幅度达4.4km，而南大别隆升幅度仅为1.9km，因此，南、北大别变质岩熔融程度差异所引起体积变化的不同，可能是南、北大别地块差异隆升的原因之一。

Assign sb to sth ;name sb for a task or position; appoint sb

指定某人做一工作或任一职务；委派，选派某人

On behalf of sb/on sb's behalf idm (=as the representative of sb or instead of them)ad.

代表某人或代替某人

Apllied the data of QuickBird-2——the highest resolution remote sensing,and based on the theory and methodology of fractal geometry,we have quantitatively studied remote sensing lineations in Gaolong gold deposit of Guangxi.

采用Quick Brid-2高分辨率卫星遥感数据，通过分形几何学的盒计维数法，定量研究广西高龙金矿区遥感线性构造。

So, sometimes, to change the color can not be your food (referring to the above-mentioned crustacean) has been a sign of boiling over.

所以，有时，来改变颜色，不能你的食物一直是沸腾了的迹象。