Substantiating
v. 用事实支持（某主张、说法等）, 证明, 证实( substantiate的现在分词 )
✅ 同义词
🗣️ 情景例句
I'm very glad to meet you.
很高兴认识你。
Although the cartons are light and easy to handle, we think it is not strong enough to be shipped.
虽然这些纸箱轻便、易拿，但我们认为它们在运输中不太结实。
It usually comes in February or March. Summer is often very hot.
通常在2月或3月开始。夏天很热。