🗣️ 情景例句
Yes.
是的。
The President is going to address the nation on television this evening.
总统今晚将向全国发表电视讲话。
Portable boiling elements that can boil small quantities of water are useful when the right voltage of electricity is available.
如果有相配的电压，可以煮少量水的便携式热水装置是有用的。