If you were forced to sign that contract, then it's invalid.
むりやりサインさせられたのなら、その契約は無効です。
It is not the case that the discount can be used for all goods or all restaurants.
全ての商品及びレストランで割引が効くわけではありません。
Which air conditioner do you think is the most efficient?
どのクーラー一番効率がよいと思いますか。
He put forward a plan for improving office efficiency.
彼は事務効率をよくする案を出した。
The attitude holds good in such a situation.
その態度はその状況においては有効だ。
The ticket holds good for three days.
その切符は３日間有効である。
CO₂ has a lot to do with the so-called greenhouse effect.
ＣＯ２はいわゆる温室効果と大いに関係があります。
Do you have anything for a headache?
頭痛に効く薬はありますか。
It is said that Lycopene, a pigment found in tomatoes, makes your skin beautiful and helps you lose weight.
トマトに含まれる色素リコピンには、美肌効果やダイエット効果があると言われている。
This ticket is valid for two days after purchase.
この券は購入後2日間有効です。
These quotations were effective in sending complex messages to his friends, because, in his day, people could quote from such authors with every expectation of being understood.
I hear that studying in the morning is more effective. Studying one hour in the morning is as good as three hours at night.
朝勉強した方が効率がいいらしい。朝の１時間は夜の３時間にあたいするそうだ。
Gooseberries are fruits that are effective at extending life.
スグリは長寿に有効な果物だ。
Effective use of disinfectant is an important subject in relation to infection control in hospitals.
病院における感染制御策を実践する上で、消毒薬の有効活用は重要な課題です。
It seems that the pills I took earlier were effective.
さっき飲んだ薬が効いてきたみたい。
What's your strongest type of headache pill?
最も効果の高い頭痛薬はどれですか。
This ticket is good for three days.
この切符は３日間有効です。
It would be counter-productive to do such a thing.
そんなことをしたら逆効果になる。
If you were forced to sign it, the contract is invalid.
むりやりサインをさせられたのなら、その契約は無効です。
This ticket holds good for a month.
この切符は一ヶ月間有効である。
This medicine will do you good.
この薬はあなたの病気に効くでしょう。
The medicine seemed to have no effect on the patient.
その薬は患者になんの効果もなかったようだ。
This passport is valid for five years.
このパスポートは５年間有効です。
We tried to make the most of our chances.
私たちはチャンスをできるだけ有効に利用しようとした。
If you were forced to sign that contract, then it's invalid.
むりやりサインをさせられたのなら、その契約は無効です。
It would be difficult to improve the device when there is no effective catalyst.
有効な触媒がないので、その装置を改良することは困難であろう。
Out of the four policies that were suggested, I think the most effective one would be the "Improvement of Preventive Care and Health Promotion" policy.
