opening and closing structure
英
美
opening and closing structure的用法和样例:
例句
- The valve will open and close at regular intervals.
阀门将按一定的时间间隔开闭。
- Her lips would part and close over these significant teeth.
她的嘴唇不时地开闭在这两排惹人注目的牙齿上。
opening and closing structure的相关资料:
临近单词