button neck [紡織科學(xué)技術(shù)]鈕釦領(lǐng)button mushroom 未長(zhǎng)開的小蘑菇button mounting [經(jīng)濟(jì)學(xué)]小型晶躰座button mould button mold 包鈕button man n. （非正式）雇傭殺手；（地下犯罪組織的）爪牙，小嘍囉button machine 釘釦機(jī)button lac [材料科學(xué)]精致蟲膠button interphone [經(jīng)濟(jì)學(xué)]按鈕式對(duì)講機(jī)button indication [交通運(yùn)輸工程]按鈕表示button hook button hole 鈕門，釦眼button highlight 按鈕突出button help [計(jì)算機(jī)科學(xué)技術(shù)]求助鈕[電子、通信與自動(dòng)控制技術(shù)]求助鈕button head socket cap screws [機(jī)械工程]半圓頭六角孔螺絲button head rivet [機(jī)] 半圓頭鉚釘button head cap screw 圓頭帽螺釘button head 半圓頭，扁圓頭；鈕頭鉚釘button gwinnett button front jumper [經(jīng)濟(jì)學(xué)]前身釘鈕無(wú)袖外長(zhǎng)衣