The clinic now maintains an adequate supply of vaccine so that it won't be caught with its pants down if there is a flu outbreak two years in a row.诊所现在保证了充足的疫苗供应，即便连续两年爆发流感也不会措手不及。The shortage has led to price increases and the large-scale theft of vaccine supplies.疫苗供应短缺导致价格上涨和大规模盗窃。