Its main bridge - a huge concrete structure - now lies concertina ed on the riverbed.钢筋混凝土结构的主要桥梁,被扭扁坍塌在河床.Fanfold: Also called Accordion fold , Concertina fold , Over and back fold , Zigzag fold.扇形摺: 亦称风琴摺, 之字摺.High sto...
A mallard suddenly took wing, rising steeply into the air with an angry squawk.一只绿头鸭突然飞起，愤怒地尖鸣一声直冲天空。Have you worked with Dr. Mallard long, Gerald?你跟着马拉德医生很久了吗, 杰拉德?Should I start taking photos, Doctor Mallard?我该开始拍照了吗, ...
Trial rats had been done the partial hepatectomy after they were feed by AAF.用AAF灌喂大鼠后行肝部分切除,分时段检测肝功.The AAF adopted a very similar set , the SCR - 540 .陆军航空队接收到非常相似的装备——SCR -540.Evaluation of air - to - air tactics ( AA...
部队在全城采取了守势。Troops took up a defensive position around the town.敌军被迫采取守势.The enemy troops are put on the defensive.该队在对手重整旗鼓后,被迫采取守势.The team was thrown on ( to ) the defensive as their opponents rallied....