Allowing
v. 允许（allow的现在分词）
✅ 同义词
🗣️ 情景例句
You're much thinner since the last time I saw you.
你比我上次见你的时候瘦多了。
I want to buy some traveller's checks.
我想买些旅行支票。
It was from the study of these that so much was learnt about the interior of the earth.
正是从这两种波的研究中，我们可以了解到地球内部的许多情况。