trace

An act of tracing.

An enquiry sent out for a missing article, such as a letter or an express package.

A mark left as a sign of passage of a person or animal.

痕迹

A very small amount, often residual, of some substance or material.

少量

少许

微量

少少

A very small amount, often residual, of some substance or material.

A small amount of rain, not enough to be measured.

A current-carrying conductive pathway on a printed circuit board.

An informal road or prominent path in an arid area.

One of two straps, chains, or ropes of a harness, extending from the collar or breastplate to a whippletree attached to a vehicle or thing to be drawn; a tug.

A connecting bar or rod, pivoted at each end to the end of another piece, for transmitting motion, especially from one plane to another; specifically, such a piece in an organ stop action to transmit motion from the trundle to the lever actuating the stop slider.

The ground plan of a work or works.

The intersection of a plane of projection, or an original plane, with a coordinate plane.

The sum of the diagonal elements of a square matrix.

An empty category occupying a position in the syntactic structure from which something has been moved, used to explain constructions such as wh-movement and the passive.

A sequence of instructions, including branches but not loops, that is executed for some input data.

A signifier approximated in the absence of stable signified.

To follow the trail of.

To follow the history of.

To copy onto a sheet of paper superimposed over the original, by drawing over its lines.

描图

To copy; to imitate.

To walk; to go; to travel.

To walk over; to pass through; to traverse.

To follow the execution of the program by making it to stop after every instruction, or by making it print a message after every step.

To draw or sketch lightly or with care.

Extremely small or insignificant (of an amount or quantity).