单词	呼吸皮膜
释义	呼吸皮膜respiratory epithelium
随便看	precisionisms precisionist precisionists precision journalism precision landing precision lathe precision level precision linear techniques precision machine tool precision-made precision matrix precision measure precision measurement precision--measurement precision measurement method precision measurement profile precision metal linear scale precision meter precision micrometer inspection instrument precision mold precision molding precision navigation processor precision navigation processor，pnp precision net precision net-shape forming