earthed是什么意思？

Light fittings with metal parts should always be earthed.有金属部件的照明装置都应该走地线。He carefully earthed up the roots of the newly - planted tree.他仔细地在新栽的树的根部培上土.It is desirable that compensating cables be run in earthed conduit.补...

Light fittings with metal parts should always be earthed.有金属部件的照明装置都应该走地线。It is desirable that compensating cables be run in earthed conduit.补偿导线最好在地下管道中穿过.He carefully earthed up the roots of the newly - planted tree.他仔...

earthed的音标：earthed的英式发音音标为：[ɜ:θt]earthed的美式发音音标为：[ɜθt]...

conversations的音标：...

n.抗生（作用），抗菌（作用），抗生现象，抗生性...

Sow the seeds in drills about 1/2in. deep and 12in. apart.在深约0.5英寸，间隔12英寸的条播沟里播种。The racket of drills and electric saws went on past midnight.钻孔机和电锯的噪声过了半夜还继续响着。We replaced hand picks with pneumatic picks and electric dr...

Strategic alignments with producers of pre - recorded tapes reinforced the VHS advantage.和录像带生产商的战略结盟增强了VHS的这种优势.VHS format won the competition.最终VHS制式赢取了这场竞赛.Therefore, it is of great significance toresearch on the Chin...

“狼咽”的英语可以翻译为：lycostoma，smoke of wolves' dung ...

“抖动”的拼音为：dǒu dòng...

血淋巴细胞毒素...

“台球”的拼音为：tái qiú...

n.停指，废止，中止...

Beeswax acts as an emulsifying agent.蜂蜡起到乳化剂的作用。Egg yolk serves as the emulsifying agent in salad dressing.在色拉调味时,蛋黄能作为乳化剂.No colloid, surfactants or emulsifying agents are employed in the process.本法不使用胶 、 表面活化剂或乳化剂....

“垩石”的拼音为：è shí...

disrate的音标：disrate的英式发音音标为：[dɪs'reɪt]disrate的美式发音音标为：[dɪs'reɪt]...

“秘术家”的拼音为：mì shù jiā...

phial的复数形式为：phials...

anathemata的音标：...