务必的英文：
must
need to
be sure to

参考例句：
  • Safety helmets must be worn
    请务必戴安全头盔
  • Remember to throttle down before you go round a sharp corner.
    务必记住，急转弯前要减速。
  • Resolve to perform what you ought; perform without fail what you resolve.
    应该做的决心做，决心做的务必做。
  • Make sure you do your stint; do not leave it all to the others.
    务必要把分配给你的定量做完，不要都留给别人做。
  • see to it that...make sure that...
    一定注意到...;务必...
  • You're urged to attend.
    请你务必出席。
  • You cannot fail to see it.
    你务必去看看。
  • Be cool and steady
    务必稳静
  • Do come round and see us some time.
    务必抽空来坐坐。
  • Musks must be worn
    请务必戴面罩
must是什么意思：
v. 必须，必然要
n. 必须做的事，必不可少的事物
adj. 不可或缺的，必须的
  • We must act, we must act quickly.
    我们必须行动，立即行动。
  • You must synthesise various opinions.
    你必须综合各方面的意见。
  • You must not relax your efforts.
    你不可以松懈你的努力。
need是什么意思：
v. 需要
n. 需要，必要；需要的东西；需求
  • We need to provide for everything we will need for the trip.
    我们必须准备所有旅行要用的东西。
  • You need money and time, in addition, you need diligence.
    你需要金钱和时间，此外你还需要努力。
  • Do you need to wee?
    你要撒尿吗？
sure是什么意思：
adj. 确信的，一定的，确实的
adv. 的确，一定，当然
  • brassard: "Sure, sure."
    布拉萨尔:“当然，当然。”
  • Make sure you get there in time.
    一定要准时到达那里。
  • Be sure not to let the truth slip.
    千万别把真相泄漏出去。

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