perforate造句
TheAscarisadultsmayperforateasuturelineorcauseabileorpancreaticductobstruction.Thearrowistippedwithanironarrowheadtoperforateitstarget.Atoymightbeharmlesslyflushedout,butitmightalsoperforatetissue,lea...
TheAscarisadultsmayperforateasuturelineorcauseabileorpancreaticductobstruction.Thearrowistippedwithanironarrowheadtoperforateitstarget.Atoymightbeharmlesslyflushedout,butitmightalsoperforatetissue,lea...