Mexico has historically had high drop-out rates as poor families pull kids out of school to help put food on the table, and children often sell candy and crafts in the streets or work in restaurants.
历史上，墨西哥的辍学率一直很高，因为贫困家庭让孩子辍学，帮助解决温饱问题。孩子们经常在街上卖糖果和工艺品，或者在餐馆打工。
Despite their high drop-out rates, these colleges charge high tuition (often higher than public colleges charge) because the students can borrow most of it.
这些盈利性大学辍学率虽高，学费也居高不下(高于公立大学)，就是因为学生能通过贷款来偿付。
Increasing UDP deteriorates the ability of TCP to control congestion and is a source of high drop rates.
不断增加的UDP数据流恶化了TCP控制拥塞的能力，而且是引起高丢包率的原因之一。
With proper process binary metal adipates can be used to formulate lubricating greases with high drop points.
采用适当工艺，用己二酸二元金属皂可制得高滴点润滑脂。
A method has been developed to measure the carbon distribution and content of microcrystal wax with high drop melting point.
该蜡具有适宜的烃组成和碳数分布，具有较高的熔点，可在较宽的温度范围内保持良好的防护性能。
The high drop point fiber core grease could solve the problem of grease flowing off the wire rope together with the surface grease.
与表面脂配合使用可改善钢丝绳脂的流淌问题。
There are severe shortages of mathematics, science and language teachers and high drop-out rates in the first five years of teaching.
理科与语言类教师严重短缺，执教头五年的辞职率也居高不下。
There are severe shortages of mathematics, science and language teachers and high drop-out rates in the first five years of teaching.
理科与语言类教师严重短缺，执教头五年的辞职率也居高不下。
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