Packing gland
[機] 填料
?? 詞語組成解析
packing
['p?ki?]
n. 包裝，打包;包裝材料;（縫隙）填料;
v. 壓緊(pack的ing形式);裝滿;
gland
[gl?nd]
n. <解>腺;[機]密封壓蓋，填料蓋;
??? 情景例句
It's not a bad plan.
這是個不錯的計劃。
I can't make it.
我去不了。
It seems she was in class on Friday afternoon, but no one has seen her since.
好象她星期五還在教室，但從那以后沒人看見過她。