vt. 哼唱;
vi. 忙碌,活跃;发嗡嗡声;发出嘈杂声;
n. 嗡嗡声;杂音;哼唱的动作;
int. 哼;嗯;
🗣️ 情景例句
In a manner of speaking.
不妨这么说吧。
Lava flowed out of the crater.
喷火口流出了熔岩。
it requires 97 per cent less energy to travel the quarter of a million miles from the Moon to Earth-orbit than the 200 mile-journey from Earth's surface into orbit!