保证舰艇安全航行

ensure the safe passage of ships

保证原料供应

guarantee the supply of raw materials

保证产品质量

guarantee product quality

保证不出事故

ensure no accidents occur

保证不再犯类似错误

promise not to make similar mistakes

保证人民生活水平逐步提高

ensure that the people's living standards improve progressively

我保证, 一定把他调往别处。

I will ensure that he is transferred elsewhere.

现金保证

cash deposit

可靠保证

reliable guarantee

提出保证

offer assurances