He pulled the stub of a pencil from behind his ear.他从耳后拿出一小段铅笔头。Fill in gaps by using short, upward strokes of the pencil.用铅笔向上短短地勾画几道来填充空白。He cut his finger while sharpening a pencil.他削铅笔时把手指割破了.The pencil is in the pen...
The voice, less coarse now, stirred her as it had then.现在那声音已不那么刺耳，它又如当年一样让她怦然心动。She spoke in a quiet voice but used remarkably coarse expressions.她说话声音很小，但是用了些特别粗俗的字眼儿。Using a pestle and mortar, pulverise the bran to a ...
Tertiary education follows secondary education.高等教育紧跟中等教育.Large stack deposits are controlled by deeply dipping faults Tertiary age.巨大的堆型矿体受第三纪倾陡断层控制.Aim To analyze Tertiary period sedimentary environment of Qaidamu sali...