He was obliged to advance with outstretched hands to avoid contact with the boughs, and discovered that to hit the exact spot from which he had started was at first entirely beyond him.
他不得不伸出手摸索着往前走,免得碰上了树枝,他发现,要准确找到他当初离开的地点是完全不可能了。
Space is limited, so sponsors are encouraged to contact the Advisory Services staff well in advance of the meeting.
时间有限,所有申请人请在会议前提前联系咨询服务工作人员。
To contact well in advance is not very difficult to do.
要事先联系好,不是很难的事情。
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