保證的英文：
guarantee
ensure
safeguard
pledge

參考例句：
  • I wager that it shall be so.
    我保證它會(huì)這樣。
  • Measures must be taken to insure traffic safety.
    必須采取措施保證交通安全。
  • A balanced diet is an insurance against malnutrition.
    均衡的食譜是防止?fàn)I養(yǎng)不良的保證。
  • This food is guaranteed additive-free, ie The manufacturer officially promises that it contains no additives.
    該食品保證不含添加劑。
  • Progress is the activity of today and the assurance of tomorrow.
    進(jìn)展即今日的活動(dòng)和明日的保證。
  • To stimulate your appetite and digestion and wish you good health are the guarantee of our restaurant.
    開胃消食，祝君健康——本酒家的保證。
  • [C](fml)formal promise or guarantee,esp in writing
    正式的承諾或保證(尤指書面形式)
  • The doctors were zealous in their efforts to ensure the survival of premature babies.
    醫(yī)生們?cè)谂ΡＷC早產(chǎn)嬰兒成活方面熱情很高。
  • The maker guarantees this hair dye to stay on three weeks.
    制造商保證染發(fā)劑使用后的有效期間為三星期。
  • He had promised that he would be with his sister through fair and foul.
    他保證不管在什么情況下都要和他妹妹在一起。
guarantee是什么意思：
v. 保證；擔(dān)保
n. 保證，擔(dān)保；保證人；保證書；擔(dān)保金，擔(dān)保物；保修單
  • Super low compression set guarantes its good sealed performance.
    ◆ 超低的壓縮永久變形，保證了產(chǎn)品的長(zhǎng)期良好密封效果。
  • guaranteed surrender value
    保證退?，F(xiàn)金價(jià)值
  • It's guaranteed to rain.
    肯定是要下雨的。
ensure是什么意思：
v. 保證，擔(dān)保；保護(hù)，使安全，確保
  • No system that ensured spiritual progress.
    沒有確保精神進(jìn)化的系統(tǒng)。
  • Ensure the effectiveness and identification of document.
    確保文件的有效性,并得到明顯的識(shí)別。
  • Please rest assured that repayment is ensured.
    請(qǐng)您放心，還款是有保障的。
safeguard是什么意思：
v. 保衛(wèi)，保護(hù)
n. 保衛(wèi)，保護(hù)（措施）
  • safeguard national independence and state sovereignty
    維護(hù)民族獨(dú)立和國(guó)家主權(quán)
  • It is obligatory for everyone to safeguard our motherland.
    保衛(wèi)祖國(guó)人人有責(zé)。
  • What is the solution to safeguarding competition on the Internet?
    有什么方案可以保證因特網(wǎng)上的公平競(jìng)爭(zhēng)

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