Underinvestment
投资不足
🗣️ 情景例句
Americans consider it extremely bad manners to be late.
美国人认为迟到是一种极不礼貌的做法。
He has never been out of China, so he is very excited about liveing abroad.
他以前从未出过国，因此对出国很兴奋。
The ideal to be aimed at was to devise an instrument that could record with a pen on paper,
当地震发生时，它能用笔在纸上记录下