见效的英文：
have the desired effect

参考例句：

Will the new security measures bite?
新的安全措施会见效吗?

Effect produced after just one bottle finished
一瓶见效

This medicine will operate quickly.
这药不久就会见效。

The rural reform has achieved good results, and there has been a noticeable change in the countryside.
农村改革已经见效了，农村面貌发生明显变化。

Don't expect the medicine to act immediately.
别指望这药能马上见效。

The medicine was taken for a long time, but it failed to act.
药已经服了很长时间，但还未见效。

All the Hydrating products will give a result immediately.
所有的保湿产品会立即见效。

This policy has produced good results, and we shall follow it forever.
这个政策很见效，我们要坚持到底。

She derived no benefit from the course of drugs.
她服了一个疗程的药没见效。

You need to wait an hour for the medicine to take effect.
"你必须等一个钟头,药才会见效。"

have是什么意思：
v.[T]
1.有
2.怀有，知道，明白，表示（同情等）
3.做（动作），从事
4.吃，喝，吸（烟）
5.取得，接受
6.享受，遭受
7.[常与否定连用]允许，容忍
8.邀请，接待，放置
9.[后接不定式]必须，不得不
10.坚持说
11.生育
12.【口】胜过，取得对…的控制
13.【口】[常用被动态]哄骗，上当
14.雇用
15.【俚】贿赂，收买
16.【俚】[在两性关系方面]占有，与（女人）性交
aux.v.
1.[加过去分词，构成完成时]已经，曾经
2.[用于虚拟语气]
n.
1.[常作haves]富人，富国，拥有者
2.【俚】欺骗，诈骗
desired是什么意思：
adj. 渴望的
v. desire的过去式和过去分词形式

Let it be as you desire.
就按照你的意思办吧。

Desire was thoughtcrime.
情欲就是思想罪。

The goal was desirable.
目标是值得向往的。

effect是什么意思：
n. 效果；作用；影响；印象；所有物
v. 使产生；使发生；引起

This parameter has no effect.
此参数不起作用。

The drug was of no effect.
这药无效。

The helpful effect on propellant slosh effects was a secondary consideration
推进剂晃动的有利性影响是一个次要的考虑因素。