We are fortunate in having sufficient supplies of fuel for the winter.
我们有幸拥有过冬的燃料供应。
The body may be unable to fight infection effectively without sufficient supplies of zinc.
如果锌供应不足,机体无法有效对抗感染。
Sufficient supplies of safe blood can only be assured by regular donations from voluntary unpaid donors.
要保证有足够的安全血液供应,只能通过自愿无偿献血者的定期献血。
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