Tonemeter
音调计
🗣️ 情景例句
Good luck.
祝你好运。
You can stay assured that shipment will be effected according to the contract stipulation.
你尽管放心，我们将按合同规定如期装船。
Some of this heat near the earth's surfact is used to make electricity.
靠近地表的一部分热量已被用来发电。