您要查找的是不是：
- secretor component(secretory piece) 分泌成分
- He bit off a large piece of the apple. 他咬下一大块苹果。
- I need a piece of string to tie this parcel up. 我需要一根细绳把这包裹扎起来。
- She was hit by a piece of falling masonry. 她被建筑物上落下的一块石头砸着了。
- The boy is daubing a piece of paper with red ink. 那孩子正在用红墨水在纸上乱涂。
- This piece of glass seems to be part of a lamp. 这片玻璃似乎是一盏灯的一部分。
- Would you please give me a piece of paper? 能给我一张纸吗？
- I think I can do with one more piece. 我想我还能再吃一块。
- She tore off a piece of music and then went out. 她匆匆演奏了一支曲子就走出去了。
- Keep that piece of wood; it may come in useful. 留着那块木头，它可能会有用的。
- The house is now something of a museum piece. 这座房子现在几乎可以说是珍贵文物了。
- The piece is scored for piano and strings. 这是为钢琴、弦乐器谱的曲子。
- This piece of cloth was eaten by a moth. 这块布被蠹虫蛀坏了。
- An outer coat of glaze on a piece of pottery. 外层釉陶器釉面上的第二层釉
- This piece of work will do credit to you. 这篇作品将会使你获好殊荣。
- Here is early secretory endometrium. 这是早期分泌期子宫内膜。
- Please pass me a piece of paper handkerchief. 请递给我一张纸巾。
- She served the Ambassador as a secretory. 她做大使的秘书。
- Would you care for another piece of cake? 您再来一块蛋糕好吗?
- There's only one piece of cake left. 只剩下一块饼了。
