experiment
n[C, U]
(esp scientific 尤用於科学) test or trial done carefully in order to study what happens and gain new knowledge 实验; 试验
perform/carry out/conduct an experiment 进行试验
The researchers are repeating the experiment on rats. 研究人员用老鼠反覆做该试验.
prove a theory by experiment 通过试验证实一理论
learn by experiment 通过试验学习
(fig 比喻) The play was staged as an experiment. 这出剧已经试演. experiment, v [I, Ipr]
~ (on/upon sb/sth); ~ (with sth) make an experiment 进行实验; 进行试验
We experimented until we succeeded in mixing the right colour. 我们不断进行实验, 直至将所需颜色调配成功.
experiment upon animals 用动物做实验
experiment with new methods 实验新方法.
spreadvt.& vi. 伸开;展开;(使)传播;(使)散布;
n. 范围;连续的一段时间;
vt. 涂;把…覆盖在…上(over);把…敲平;散发(气、烟等);
vi. (景色、景致)展现;传开;(人群)散开;软化;
adj. 张开的;[语言学]双唇展开的;(宝石)扁薄发光的;(文章、照片等)跨两栏(或多栏)的;
askvt.& vi. 问,询问;需要;要求,请求;邀请;
vt. 邀请;请求允许;要价;询问;
vi. 请,邀请;询问;要求;
hitvt.& vi. 打,打击;碰撞;
vt. 击(球);(在精神上)打击(某人);猜中;迎合;
n. 打,打击;碰撞;(演出等)成功;批评,讽刺;
vi. (风暴、疾病等)袭击;抨击;(偶然)碰上;(突然)想到(与 on, upon 连用);
somethingpron. 某物,某事;重要的事物[人],有一定意义的事物;
n. (表示不确切的描述或数量)大致,左右;
adv. 非常;有点;大约;