Tetraptera
四翅类
🗣️ 情景例句
She and the Molinas are going to spend Thanksgiving with their cousins.
她和Molinas一家人准备与亲戚一起过感恩节。
It's urgent to improve the packing.
必须马上改进包装。
It took a very long time to carve a page for a book.
刻一页书要花费的时间太长。