But the delicate parts of the flowers risk being damaged by the cold.但花朵的纖弱部分極易凍傷

part of一部分

A part of this urgent task was allotted to us.

這項緊急任務的一部分分給了我們。

The plant appears to have an ingenious solution.這種植物似乎有解決問題的妙方

appear to看來像是； 看來似乎

The students appear to be completely out of hand.

學生們似乎已完全無法控制了。

They appear to be able to handle the problem.

他們似乎可以處理這個問題。

it also keeps out pollinating insects.也讓授粉昆蟲不得其門而入

keep out不許入內； 擋在外面

America must keep out of this war.

美國應該置身戰爭之外。

You should keep out of these things.

你不能牽涉進這些事。

the flowers warm up and suddenly start producing nectar.并突然開始制造花蜜

warm up變暖； 活躍起來； 熱身

No matter how hard he tried, he just couldn't warm up to that proposal.

無論他怎樣努力，還是對那項計劃熱心不起來。

We should warm up before our workout.

我們應該在練習前作準備運動。