请老师们翻译一下，主要是 secure hard currency 不好理解。In the meantime, chaos in the collectives, bad weather, and exports of food necessary to secure hard currency resulted in the Great Chinese Famine.
Having seen there more than once,the old professor offered to show us around the newly built library.这around是修饰名词the newly built library还是修饰动词offer? 是否应该是offer around us？ 另外，还请问一下：morethan once 可以写作 more than one time吗？
This trend began during the Second World War,when several governments came to the conclusion that the specific demands that a government wants to make of its scientific establishment cannot generally be foreseen in detail可以理解成定语从句a government wants to make先行词是demands吗，...
On March 11th，far to the north in a smoggy Beijing，delegates to the National people's Congress, China's pliant-legislative, approved sweeping changes to Hong Kong's election.请问far to the north该如何理解，far 在这里做什么词性啊？
No nation has ever lost an
existing middle class and the United States is not in danger of that yet. But
the percentage of national income held by the top 1% of Americans went from
about 10% in 1980 to 24% in 2007, that is worrisome signal.请问老师，But已经是个连词了，这个句子改错...
我不太理解这里的for是什么意思，对前面China Council的补充，还是什么，该怎么去理解翻译呢?原文：Xi made the remarks when delivering a video address at a conference marking the China Council for the Promotion of international Trade's 70th anniversary.for的意思?
In addition to being the
perfect gift for the occasion, also remember that gifts are memorable. They may
cost you little but would be priceless to the receiver, who recognizes their
value as a sign of your affection, love, and thoughtfulness.
这句话的being什么用法，是的意思吗？不用...
...是不是这个动词短语就是及物动词(如bring her up；bring up the girl；bring the girl up是不是三种里任意一种形式都可以判断该动词词组就是及物动词词组?)
3.如果 是动词+副词+介词(如look forward to，keep up with)形式的词组是不是该动词(look...
When
the dancing recommenced, however, and Darcy approached to claim her hand,
Charlotte could not help cautioning her, in a whisper, not to be a simpleton,
and allow her fancy for Wickham to make her appear unpleasant in the eyes of a
man of ten times his consequence. Elizabeth made no answer, and ...
刚才查spirit，看到如下释义N-SING Your spirit is the part of you that is not physical and that consists of your character and feelingsN-SING The spirit in which you do something is the attitude you have when you are doing it N-UNCOUNT Spirit is t...
...，想知道他们是怎么来的：1. Though women were watched to have the same chewing pace as men, they chewed each mouthful more times, slowing down the total time it took them to eat their meal.这里为什么用 to do，不是 doing？2. In the video, the man can be seen holding his mobile ph...
FEMALE PROFESSOR: Unfortunately many of the original, stained glass windows were thought to be old-fashioned and...and they were actually destroyed, replaced by painted glass.FEMALE STUDENT: They actually broke them? That showed good judgment, real foresight, didn't it?MALE PROFESSOR:&...