foil是什么意思

双语用例

• Multiple scattering calculations on ions passing through thin amorphous foils.

• A thin vacuum gap separates the cobalt and copper foils from each other and thus electrons are held back by self-generated fields.

• Perforated support foils with pre-defined hole size, shape and arrangement.

• Enhancement of proton acceleration by hot-electron recirculation in thin foils irradiated by ultraintense laser pulses.

• Each plate consisted of four illustrations, one representing the target item and three representing foils.

• Students judged 50 % of altered foils and 23 % of new foils to be actual personal events.

• Many of the standard phonological awareness tasks used with young children include semantically related distractors as foils.

• Any attempts to introduce interesting new methods of assessment and testing were foiled by limitations in the memory size and processing speed of the computers.