Struggle for existence
[医] 生存竞争
🧩 词语组成解析
struggle
['strʌɡl]
vi. 搏斗;奋斗;努力;争取;
n. 打斗;竞争;奋斗;
for
[fɚ]
prep. 为，为了;倾向于;关于;当作;
conj. 因为，由于;
🗣️ 情景例句
Please excuse me. I'm very sorry.
请原谅我， 我真的很不好意思。
Soon up, soon down.
升得高，落得快。
But even in the most favourable circumstances only a small fraction of the creatures that die are preserved in this way before decay sets in or, even more likely, before scavengers eat them.
即使是在最有利的环境中，死去的生物中也只有一小部分能在开始腐烂前，或更可能在被食腐动物吃掉之前，被这样保存下来。