Draw your child's outline with a heavy black marker.用浓黑色的毡笔画出你孩子的轮廓。He placed a marker where the ball had landed.他在球落地的地方放了个标记。Step off twenty feet and then place a marker in the ground.先步测20英尺,再在地上做出标记....
Buffer zone and signage shall be properly planned for the entrance.校门外侧应留有缓冲地带和设置警示标志.Number of buffers written by buffer manager's lazy writer.缓冲管理器的惰性写入器写入的缓冲区数目.A storage area ( buffer ) in which the first item s...