If the note of D is sounded on a harp, all the corresponding D strings of other octaves will likewise resonate.如果用竖琴演奏D音符，其他八度音阶所有相应的D弦都将发出共鸣。The other circuit is designed to resonate close to the desired frequency.把另一线圈...
北方的军队现在随时都可能大批越过新边界。Any day now, the Northern forces may pour across the new border.他的烹饪风格表明他决心承认自己根在北方的坚定决心。His cooking reflects a determination to acknowledge his northern roots.北方的几个村庄已被大雪封锁了.Several villages in the n...