Upper and lower intervention limits
[经] 干预的上下限
🧩 词语组成解析
upper
['ʌpə]
adj. 地位较高的;上面的;内地的;地表层的;
n. 鞋帮，靴面;兴奋剂;令人兴奋的经历;
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
lower
['ləuə]
adj. 下方的;在底部的;较低级的;
v. 降低;减少;缩小;
intervention
[ˌintə(:)'venʃən]
n. 介入，干涉，干预;调解，排解;
n. 范围；领土；极限（limit的复数）
🗣️ 情景例句
is that you have us.
就是有我们帮助。
No. I have been away on vacation.
是呀，我休假去了。
sometimes with the local priest (who was usually as poor as his parishioners), sometimes with shepherds or cheese-makers.
有时同当地牧师 （他通常和他的教民一样穷）住在一起，有时同牧羊人或制乳酪的人住在一起。